The SAS System 1 15:57 Friday, March 7, 1997 Stepwise Procedure for Dependent Variable RISK Step 1 Variable CULTURE Entered R-square = 0.31265864 C(p) = 47.47794976 DF Sum of Squares Mean Square F Prob>F Regression 1 62.96314170 62.96314170 50.49 0.0001 Error 111 138.41668131 1.24699713 Total 112 201.37982301 Parameter Standard Type II Variable Estimate Error Sum of Squares F Prob>F INTERCEP 3.19789965 0.19376813 339.64905575 272.37 0.0001 CULTURE 0.07325862 0.01030975 62.96314170 50.49 0.0001 Bounds on condition number: 1, 1 -------------------------------------------------------------------------------- Step 2 Variable STAY Entered R-square = 0.45040256 C(p) = 18.11960703 DF Sum of Squares Mean Square F Prob>F Regression 2 90.70198757 45.35099379 45.07 0.0001 Error 110 110.67783543 1.00616214 Total 112 201.37982301 Parameter Standard Type II Variable Estimate Error Sum of Squares F Prob>F INTERCEP 0.80549102 0.48775579 2.74400250 2.73 0.1015 CULTURE 0.05645147 0.00979843 33.39687778 33.19 0.0001 STAY 0.27547211 0.05246473 27.73884588 27.57 0.0001 Bounds on condition number: 1.119473, 4.477891 -------------------------------------------------------------------------------- Step 3 Variable FACIL Entered R-square = 0.49340010 C(p) = 10.33092385 DF Sum of Squares Mean Square F Prob>F Regression 3 99.36082444 33.12027481 35.39 0.0001 Error 109 102.01899857 0.93595412 Total 112 201.37982301 Parameter Standard Type II Variable Estimate Error Sum of Squares F Prob>F INTERCEP 0.49133226 0.48163614 0.97401801 1.04 0.3099 CULTURE 0.05419997 0.00947933 30.59827862 32.69 0.0001 STAY 0.22390748 0.05336561 16.47664606 17.60 0.0001 FACIL 0.01963027 0.00645392 8.65883687 9.25 0.0029 Bounds on condition number: 1.245131, 10.56958 -------------------------------------------------------------------------------- The SAS System 2 15:57 Friday, March 7, 1997 Step 4 Variable NRATIO Entered R-square = 0.52547952 C(p) = 5.02782551 DF Sum of Squares Mean Square F Prob>F Regression 4 105.82097194 26.45524298 29.90 0.0001 Error 108 95.55885107 0.88480418 Total 112 201.37982301 Parameter Standard Type II Variable Estimate Error Sum of Squares F Prob>F INTERCEP -0.49505513 0.59376426 0.61507231 0.70 0.4063 CULTURE 0.04818092 0.00948204 22.84513509 25.82 0.0001 STAY 0.26758404 0.05434637 21.44995791 24.24 0.0001 NRATIO 0.79262357 0.29333869 6.46014750 7.30 0.0080 FACIL 0.01747585 0.00632554 6.75349077 7.63 0.0067 Bounds on condition number: 1.365968, 19.41852 -------------------------------------------------------------------------------- Step 5 Variable CHEST Entered R-square = 0.53792463 C(p) = 4.19461013 DF Sum of Squares Mean Square F Prob>F Regression 5 108.32716704 21.66543341 24.91 0.0001 Error 107 93.05265597 0.86965099 Total 112 201.37982301 Parameter Standard Type II Variable Estimate Error Sum of Squares F Prob>F INTERCEP -0.76804342 0.61022741 1.37763165 1.58 0.2109 CULTURE 0.04318856 0.00984976 16.71979631 19.23 0.0001 STAY 0.23392650 0.05741114 14.43814950 16.60 0.0001 NRATIO 0.67240318 0.29931440 4.38883521 5.05 0.0267 CHEST 0.00917860 0.00540681 2.50619510 2.88 0.0925 FACIL 0.01843860 0.00629673 7.45710068 8.57 0.0042 Bounds on condition number: 1.550936, 33.22156 -------------------------------------------------------------------------------- Step 6 Variable CHEST Removed R-square = 0.52547952 C(p) = 5.02782551 DF Sum of Squares Mean Square F Prob>F Regression 4 105.82097194 26.45524298 29.90 0.0001 Error 108 95.55885107 0.88480418 Total 112 201.37982301 Parameter Standard Type II Variable Estimate Error Sum of Squares F Prob>F INTERCEP -0.49505513 0.59376426 0.61507231 0.70 0.4063 CULTURE 0.04818092 0.00948204 22.84513509 25.82 0.0001 STAY 0.26758404 0.05434637 21.44995791 24.24 0.0001 NRATIO 0.79262357 0.29333869 6.46014750 7.30 0.0080 FACIL 0.01747585 0.00632554 6.75349077 7.63 0.0067 The SAS System 3 15:57 Friday, March 7, 1997 Bounds on condition number: 1.365968, 19.41852 -------------------------------------------------------------------------------- All variables left in the model are significant at the 0.0500 level. The stepwise method terminated because the next variable to be entered was just removed. Summary of Stepwise Procedure for Dependent Variable RISK Variable Number Partial Model Step Entered Removed In R**2 R**2 C(p) F Prob>F 1 CULTURE 1 0.3127 0.3127 47.4779 50.4918 0.0001 2 STAY 2 0.1377 0.4504 18.1196 27.5690 0.0001 3 FACIL 3 0.0430 0.4934 10.3309 9.2513 0.0029 4 NRATIO 4 0.0321 0.5255 5.0278 7.3012 0.0080 5 CHEST 5 0.0124 0.5379 4.1946 2.8818 0.0925 6 CHEST 4 0.0124 0.5255 5.0278 2.8818 0.0925 The SAS System 4 15:57 Friday, March 7, 1997 OBS STAY AGE RISK CULTURE CHEST BEDS SCHOOL REGION CENSUS NURSES FACIL 1 7.13 55.7 4.1 9.0 39.6 279 2 4 207 241 60.0 2 8.82 58.2 1.6 3.8 51.7 80 2 2 51 52 40.0 3 8.34 56.9 2.7 8.1 74.0 107 2 3 82 54 20.0 4 8.95 53.7 5.6 18.9 122.8 147 2 4 53 148 40.0 5 11.20 56.5 5.7 34.5 88.9 180 2 1 134 151 40.0 6 9.76 50.9 5.1 21.9 97.0 150 2 2 147 106 40.0 7 9.68 57.8 4.6 16.7 79.0 186 2 3 151 129 40.0 8 11.18 45.7 5.4 60.5 85.8 640 1 2 399 360 60.0 9 8.67 48.2 4.3 24.4 90.8 182 2 3 130 118 40.0 10 8.84 56.3 6.3 29.6 82.6 85 2 1 59 66 40.0 11 11.07 53.2 4.9 28.5 122.0 768 1 1 591 656 80.0 12 8.30 57.2 4.3 6.8 83.8 167 2 3 105 59 40.0 13 12.78 56.8 7.7 46.0 116.9 322 1 1 252 349 57.1 14 7.58 56.7 3.7 20.8 88.0 97 2 2 59 79 37.1 15 9.00 56.3 4.2 14.6 76.4 72 2 3 61 38 17.1 16 11.08 50.2 5.5 18.6 63.6 387 2 3 326 405 57.1 17 8.28 48.1 4.5 26.0 101.8 108 2 4 84 73 37.1 18 11.62 53.9 6.4 25.5 99.2 133 2 1 113 101 37.1 19 9.06 52.8 4.2 6.9 75.9 134 2 2 103 125 37.1 20 9.35 53.8 4.1 15.9 80.9 833 2 3 547 519 77.1 21 7.53 42.0 4.2 23.1 98.9 95 2 4 47 49 17.1 22 10.24 49.0 4.8 36.3 112.6 195 2 2 163 170 37.1 23 9.78 52.3 5.0 17.6 95.9 270 1 1 240 198 57.1 24 9.84 62.2 4.8 12.0 82.3 600 2 3 468 497 57.1 25 9.20 52.2 4.0 17.5 71.1 298 1 4 244 236 57.1 26 8.28 49.5 3.9 12.0 113.1 546 1 2 413 436 57.1 OBS NRATIO FITTED RESID COOKD HAT PRESS EXTST DFFITS 1 1.16425 3.81781 0.28219 0.00103 0.05167 0.29756 0.30677 0.07161 2 1.01961 3.55532 -1.95532 0.02047 0.02263 -2.00059 -2.13708 -0.32517 3 0.65854 2.99835 -0.29835 0.00081 0.03732 -0.30992 -0.32192 -0.06339 4 2.79245 5.72284 -0.12284 0.00241 0.32318 -0.18150 -0.15802 -0.10919 5 1.12687 5.75634 -0.05634 0.00004 0.04467 -0.05898 -0.06100 -0.01319 6 0.72109 4.44231 0.65769 0.00199 0.01959 0.67083 0.70449 0.09957 7 0.85430 4.27596 0.32404 0.00025 0.01025 0.32740 0.34486 0.03509 8 0.90226 7.17518 -1.77518 0.21858 0.19758 -2.21229 -2.14147 -1.06264 9 0.90769 4.41901 -0.11901 0.00008 0.02374 -0.12190 -0.12746 -0.01987 10 1.11864 4.88224 1.41776 0.01600 0.03293 1.46604 1.54243 0.28464 11 1.10998 6.11812 -1.21812 0.02648 0.06850 -1.30770 -1.34681 -0.36523 12 0.56190 3.19794 1.10206 0.00939 0.03204 1.13854 1.19318 0.21707 13 1.38492 7.23658 0.46342 0.00619 0.10265 0.51643 0.51831 0.17530 14 1.33898 4.24506 -0.54506 0.00235 0.03271 -0.56349 -0.58738 -0.10802 15 0.62295 3.40925 0.79075 0.00677 0.04377 0.82695 0.85863 0.18369 16 1.24233 5.34851 0.15149 0.00015 0.02766 0.15580 0.16258 0.02742 17 0.86905 4.31043 0.18957 0.00029 0.03376 0.19620 0.20412 0.03815 18 0.89381 5.19969 1.20031 0.00997 0.02888 1.23600 1.29901 0.22401 19 1.21359 3.87198 0.32802 0.00066 0.02580 0.33671 0.35187 0.05726 20 0.94881 4.87237 -0.77237 0.00984 0.06392 -0.82511 -0.84758 -0.22148 21 1.04255 3.75802 0.44198 0.00254 0.05165 0.46605 0.48077 0.11220 22 1.04294 5.46899 -0.66899 0.00564 0.05032 -0.70444 -0.72822 -0.16763 23 0.82500 4.62169 0.37831 0.00067 0.01990 0.38599 0.40467 0.05766 24 1.06197 4.55575 0.24425 0.00029 0.02038 0.24933 0.26121 0.03768 25 0.96721 4.57439 -0.57439 0.00157 0.02017 -0.58622 -0.61512 -0.08826 26 1.05569 4.13335 -0.23335 0.00037 0.02803 -0.24008 -0.25053 -0.04254 The SAS System 5 15:57 Friday, March 7, 1997 OBS STAY AGE RISK CULTURE CHEST BEDS SCHOOL REGION CENSUS NURSES FACIL 27 9.31 47.2 4.5 30.2 101.3 170 2 1 124 173 37.1 28 8.19 52.1 3.2 10.8 59.2 176 2 1 156 88 37.1 29 11.65 54.5 4.4 18.6 96.1 248 2 1 217 189 37.1 30 9.89 50.5 4.9 17.7 103.6 167 2 2 113 106 37.1 31 11.03 49.9 5.0 19.7 102.1 318 2 1 270 335 57.1 32 9.84 53.0 5.2 17.7 72.6 210 2 2 200 239 54.3 33 11.77 54.1 5.3 17.3 56.0 196 2 1 164 165 34.3 34 13.59 54.0 6.1 24.2 111.7 312 2 1 258 169 54.3 35 9.74 54.4 6.3 11.4 76.1 221 2 2 170 172 54.3 36 10.33 55.8 5.0 21.2 104.3 266 2 1 181 149 54.3 37 9.97 58.2 2.8 16.5 76.5 90 2 2 69 42 34.3 38 7.84 49.1 4.6 7.1 87.9 60 2 3 50 45 34.3 39 10.47 53.2 4.1 5.7 69.1 196 2 2 168 153 54.3 40 8.16 60.9 1.3 1.9 58.0 73 2 3 49 21 14.3 41 8.48 51.1 3.7 12.1 92.8 166 2 3 145 118 34.3 42 10.72 53.8 4.7 23.2 94.1 113 2 3 90 107 34.3 43 11.20 45.0 3.0 7.0 78.9 130 2 3 95 56 34.3 44 10.12 51.7 5.6 14.9 79.1 362 1 3 313 264 54.3 45 8.37 50.7 5.5 15.1 84.8 115 2 2 96 88 34.3 46 10.16 54.2 4.6 8.4 51.5 831 1 4 581 629 74.3 47 19.56 59.9 6.5 17.2 113.7 306 2 1 273 172 51.4 48 10.90 57.2 5.5 10.6 71.9 593 2 2 446 211 51.4 49 7.67 51.7 1.8 2.5 40.4 106 2 3 93 35 11.4 50 8.88 51.5 4.2 10.1 86.9 305 2 3 238 197 51.4 51 11.48 57.6 5.6 20.3 82.0 252 2 1 207 251 51.4 52 9.23 51.6 4.3 11.6 42.6 620 2 2 413 420 71.4 OBS NRATIO FITTED RESID COOKD HAT PRESS EXTST DFFITS 27 1.39516 5.20541 -0.70541 0.00535 0.04349 -0.73748 -0.76531 -0.16318 28 0.56410 3.31229 -0.11229 0.00009 0.03124 -0.11591 -0.12073 -0.02168 29 0.87097 4.85717 -0.45717 0.00123 0.02478 -0.46879 -0.49042 -0.07818 30 0.93805 4.39603 0.50397 0.00067 0.01133 0.50975 0.53706 0.05749 31 1.24074 5.38687 -0.38687 0.00096 0.02677 -0.39751 -0.41530 -0.06887 32 1.19500 4.88690 0.31310 0.00042 0.01833 0.31895 0.33457 0.04571 33 1.00610 4.88482 0.41518 0.00138 0.03316 0.42942 0.44722 0.08282 34 0.65504 5.77553 0.32447 0.00132 0.04991 0.34152 0.35245 0.08078 35 1.01176 4.41136 1.88864 0.01428 0.01711 1.92151 2.05523 0.27117 36 0.82320 4.89195 0.10805 0.00005 0.01758 0.10998 0.11536 0.01543 37 0.60870 4.04963 -1.24963 0.00828 0.02241 -1.27827 -1.34871 -0.20419 38 0.90000 3.25767 1.34233 0.00872 0.02053 1.37047 1.44925 0.20984 39 0.91071 4.25197 -0.15197 0.00015 0.02803 -0.15636 -0.16314 -0.02770 40 0.42857 2.36957 -1.06957 0.02018 0.06782 -1.14739 -1.17984 -0.31824 41 0.81379 3.60150 0.09850 0.00004 0.01587 0.10009 0.10507 0.01334 42 1.18889 5.03301 -0.33301 0.00075 0.02842 -0.34275 -0.35771 -0.06118 43 0.58947 3.90581 -0.90581 0.00740 0.03700 -0.94061 -0.98112 -0.19231 44 0.84345 4.54827 1.05173 0.00391 0.01518 1.06795 1.12811 0.14007 45 0.91667 3.79815 1.70185 0.01006 0.01492 1.72762 1.84301 0.22680 46 1.08262 4.78488 -0.18488 0.00052 0.05954 -0.19659 -0.20177 -0.05077 47 0.63004 6.96524 -0.46524 0.02834 0.29112 -0.65630 -0.58566 -0.37531 48 0.47309 4.20557 1.29443 0.01385 0.03411 1.34014 1.40653 0.26432 49 0.37634 2.17529 -0.37529 0.00298 0.07941 -0.40766 -0.41423 -0.12166 50 0.82773 3.92206 0.27794 0.00035 0.01941 0.28344 0.29713 0.04180 51 1.21256 5.41425 0.18575 0.00022 0.02674 0.19086 0.19928 0.03303 52 1.01695 4.58748 -0.28748 0.00103 0.05000 -0.30261 -0.31225 -0.07163 The SAS System 6 15:57 Friday, March 7, 1997 OBS STAY AGE RISK CULTURE CHEST BEDS SCHOOL REGION CENSUS NURSES FACIL 53 11.41 61.1 7.6 16.6 97.9 535 2 3 330 273 51.4 54 12.07 43.7 7.8 52.4 105.3 157 2 2 115 76 31.4 55 8.63 54.0 3.1 8.4 56.2 76 2 1 39 44 31.4 56 11.15 56.5 3.9 7.7 73.9 281 2 1 217 199 51.4 57 7.14 59.0 3.7 2.6 75.8 70 2 4 37 35 31.4 58 7.65 47.1 4.3 16.4 65.7 318 2 4 265 314 51.4 59 10.73 50.6 3.9 19.3 101.0 445 1 2 374 345 51.4 60 11.46 56.9 4.5 15.6 97.7 191 2 3 153 132 31.4 61 10.42 58.0 3.4 8.0 59.0 119 2 1 67 64 31.4 62 11.18 51.0 5.7 18.8 55.9 595 1 2 546 392 68.6 63 7.93 64.1 5.4 7.5 98.1 68 2 4 42 49 28.6 64 9.66 52.1 4.4 9.9 98.3 83 2 2 66 95 28.6 65 7.78 45.5 5.0 20.9 71.6 489 2 3 391 329 48.6 66 9.42 50.6 4.3 24.8 62.8 508 2 1 421 528 48.6 67 10.02 49.5 4.4 8.3 93.0 265 2 2 191 202 48.6 68 8.58 55.0 3.7 7.4 95.9 304 2 3 248 218 48.6 69 9.61 52.4 4.5 6.9 87.2 487 2 3 404 220 48.6 70 8.03 54.2 3.5 24.3 87.3 97 2 1 65 55 28.6 71 7.39 51.0 4.2 14.6 88.4 72 2 2 38 67 28.6 72 7.08 52.0 2.0 12.3 56.4 87 2 3 52 57 28.6 73 9.53 51.5 5.2 15.0 65.7 298 2 3 241 193 48.6 74 10.05 52.0 4.5 36.7 87.5 184 1 1 144 151 68.6 75 8.45 38.8 3.4 12.9 85.0 235 2 2 143 124 48.6 76 6.70 48.6 4.5 13.0 80.8 76 2 4 51 79 28.6 77 8.90 49.7 2.9 12.7 86.9 52 2 1 37 35 28.6 78 10.23 53.2 4.9 9.9 77.9 752 1 2 595 446 68.6 OBS NRATIO FITTED RESID COOKD HAT PRESS EXTST DFFITS 53 0.82727 4.91186 2.68814 0.03008 0.01776 2.73676 2.98743 0.40176 54 0.66087 6.33193 1.46807 0.11146 0.16104 1.74987 1.71929 0.75326 55 1.12821 3.66190 -0.56190 0.00162 0.02170 -0.57436 -0.60216 -0.08969 56 0.91705 4.48463 -0.58463 0.00223 0.02731 -0.60105 -0.62842 -0.10529 57 0.94595 2.83929 0.86071 0.00576 0.03223 0.88938 0.92956 0.16963 58 1.18491 4.17957 0.12043 0.00010 0.02916 0.12404 0.12934 0.02242 59 0.92246 4.93544 -1.03544 0.00326 0.01310 -1.04918 -1.10924 -0.12778 60 0.86275 4.55565 -0.05565 0.00002 0.03026 -0.05739 -0.05980 -0.01057 61 0.95522 3.98449 -0.58449 0.00225 0.02755 -0.60105 -0.62835 -0.10577 62 0.71795 5.17024 0.52976 0.00275 0.03994 0.55180 0.57299 0.11687 63 1.16667 3.41278 1.98722 0.02577 0.02731 2.04302 2.17893 0.36513 64 1.43939 4.20750 0.19250 0.00049 0.05288 0.20324 0.20935 0.04947 65 0.84143 4.11000 0.89000 0.00676 0.03515 0.92243 0.96293 0.18379 66 1.25416 5.06387 -0.76387 0.00314 0.02276 -0.78166 -0.82023 -0.12517 67 1.05759 4.27364 0.12636 0.00007 0.01959 0.12889 0.13505 0.01909 68 0.87903 3.70342 -0.00342 0.00000 0.02011 -0.00349 -0.00366 -0.00052 69 0.54455 3.68983 0.81017 0.00481 0.03045 0.83561 0.87376 0.15484 70 0.84615 3.99493 -0.49493 0.00226 0.03781 -0.51438 -0.53463 -0.10598 71 1.76316 4.08316 0.11684 0.00028 0.07811 0.12674 0.12878 0.03749 72 1.09615 3.36071 -1.36071 0.01240 0.02800 -1.39990 -1.47523 -0.25036 73 0.80083 4.26182 0.93818 0.00267 0.01307 0.95060 1.00401 0.11553 74 1.04861 5.99240 -1.49240 0.04130 0.07083 -1.60617 -1.65925 -0.45811 75 0.86713 3.92420 -0.52420 0.00115 0.01791 -0.53376 -0.56055 -0.07571 76 1.54902 3.65171 0.84829 0.01033 0.05655 0.89914 0.92786 0.22717 77 0.94595 3.74793 -0.84793 0.00290 0.01722 -0.86278 -0.90857 -0.12026 78 0.74958 4.51230 0.38770 0.00167 0.04476 0.40587 0.42010 0.09093 The SAS System 7 15:57 Friday, March 7, 1997 OBS STAY AGE RISK CULTURE CHEST BEDS SCHOOL REGION CENSUS NURSES FACIL 79 8.88 55.8 4.4 14.1 76.8 237 2 2 165 182 48.6 80 10.30 59.6 5.1 27.8 88.9 175 2 2 113 73 45.7 81 10.79 44.2 2.9 2.6 56.6 461 1 2 320 196 65.7 82 7.94 49.5 3.5 6.2 92.3 195 2 2 139 116 45.7 83 7.63 52.1 5.5 11.6 61.1 197 2 4 109 110 45.7 84 8.77 54.5 4.7 5.2 47.0 143 2 4 85 87 25.7 85 8.09 56.9 1.7 7.6 56.9 92 2 3 61 61 45.7 86 9.05 51.2 4.1 20.5 79.8 195 2 3 127 112 45.7 87 7.91 52.8 2.9 11.9 79.5 477 2 3 349 188 65.7 88 10.39 54.6 4.3 14.0 88.3 353 2 2 223 200 65.7 89 9.36 54.1 4.8 18.3 90.6 165 2 1 127 158 45.7 90 11.41 50.4 5.8 23.8 73.0 424 1 3 359 335 45.7 91 8.86 51.3 2.9 9.5 87.5 100 2 3 65 53 25.7 92 8.93 56.0 2.0 6.2 72.5 95 2 3 59 56 25.7 93 8.92 53.9 1.3 2.2 79.5 56 2 2 40 14 5.7 94 8.15 54.9 5.3 12.3 79.8 99 2 4 55 71 25.7 95 9.77 50.2 5.3 15.7 89.7 154 2 2 123 148 25.7 96 8.54 56.1 2.5 27.0 82.5 98 2 1 57 75 45.7 97 8.66 52.8 3.8 6.8 69.5 246 2 3 178 177 45.7 98 12.01 52.8 4.8 10.8 96.9 298 2 1 237 115 45.7 99 7.95 51.8 2.3 4.6 54.9 163 2 3 128 93 42.9 100 10.15 51.9 6.2 16.4 59.2 568 1 3 452 371 62.9 101 9.76 53.2 2.6 6.9 80.1 64 2 4 47 55 22.9 102 9.89 45.2 4.3 11.8 108.7 190 2 1 141 112 42.9 103 7.14 57.6 2.7 13.1 92.6 92 2 4 40 50 22.9 104 13.95 65.9 6.6 15.6 133.5 356 2 1 308 182 62.9 OBS NRATIO FITTED RESID COOKD HAT PRESS EXTST DFFITS 79 1.10303 4.28406 0.11594 0.000044 0.01406 0.11760 0.12357 0.01476 80 0.64602 4.91119 0.18881 0.000296 0.03421 0.19550 0.20335 0.03827 81 0.61250 4.15109 -1.25109 0.023657 0.05918 -1.32979 -1.37692 -0.34535 82 0.83453 3.38840 0.11160 0.000074 0.02509 0.11447 0.11961 0.01919 83 1.00917 3.70405 1.79595 0.016770 0.02200 1.83635 1.95573 0.29333 84 1.02353 3.36260 1.33740 0.012655 0.02948 1.37803 1.45059 0.25283 85 1.00000 3.62714 -1.92714 0.017687 0.02023 -1.96693 -2.10231 -0.30205 86 0.88189 4.41194 -0.31194 0.000351 0.01546 -0.31684 -0.33284 -0.04171 87 0.53868 3.77002 -0.87002 0.015776 0.07833 -0.94396 -0.96310 -0.28076 88 0.89686 4.81871 -0.51871 0.001988 0.03071 -0.53514 -0.55832 -0.09937 89 1.24409 4.67599 0.12401 0.000059 0.01651 0.12609 0.13233 0.01714 90 0.93315 5.24307 0.55693 0.001397 0.01917 0.56782 0.59605 0.08332 91 0.81538 3.42888 -0.52888 0.001517 0.02291 -0.54128 -0.56702 -0.08683 92 0.94915 3.39464 -1.39464 0.012383 0.02668 -1.43288 -1.51175 -0.25030 93 0.35000 2.37482 -1.07482 0.030076 0.09445 -1.18692 -1.20325 -0.38859 94 1.29091 3.75071 1.54929 0.019030 0.03281 1.60184 1.68906 0.31110 95 1.20325 4.27854 1.02146 0.008101 0.03218 1.05542 1.10495 0.20147 96 1.31579 4.93257 -2.43257 0.047987 0.03351 -2.51692 -2.70646 -0.50397 97 0.99438 3.73667 0.06333 0.000017 0.01822 0.06451 0.06763 0.00921 98 0.48523 4.42224 0.37776 0.001393 0.03982 0.39343 0.40826 0.08314 99 0.72656 3.17947 -0.87947 0.005357 0.02889 -0.90564 -0.94834 -0.16358 100 0.82080 4.76090 1.43910 0.013323 0.02695 1.47895 1.56124 0.25981 101 1.17021 3.77675 -1.17675 0.015662 0.04558 -1.23295 -1.28438 -0.28068 102 0.79433 4.09920 0.20080 0.000113 0.01207 0.20325 0.21382 0.02363 103 1.25000 3.43764 -0.73764 0.005038 0.03792 -0.76671 -0.79815 -0.15845 104 0.59091 5.55696 1.04304 0.018571 0.06589 1.11661 1.14900 0.30517 The SAS System 8 15:57 Friday, March 7, 1997 OBS STAY AGE RISK CULTURE CHEST BEDS SCHOOL REGION CENSUS NURSES FACIL 105 9.44 52.5 4.5 10.9 58.5 297 2 3 230 263 42.9 106 10.80 63.9 2.9 1.6 57.4 130 2 3 69 62 22.9 107 7.14 51.7 1.4 4.1 45.7 115 2 3 90 19 22.9 108 8.02 55.0 2.1 3.8 46.5 91 2 2 44 32 22.9 109 11.80 53.8 5.7 9.1 116.9 571 1 2 441 469 62.9 110 9.50 49.3 5.8 42.0 70.9 98 2 3 68 46 22.9 111 7.70 56.9 4.4 12.2 67.9 129 2 4 85 136 62.9 112 17.94 56.2 5.9 26.4 91.8 835 1 1 791 407 62.9 113 9.41 59.5 3.1 20.6 91.7 29 2 3 20 22 22.9 OBS NRATIO FITTED RESID COOKD HAT PRESS EXTST DFFITS 105 1.14348 4.21217 0.28783 0.000302 0.01564 0.29240 0.30712 0.03872 106 0.89855 3.58435 -0.68435 0.007324 0.06100 -0.72881 -0.74927 -0.19097 107 0.21111 2.18057 -0.78057 0.014645 0.08837 -0.85623 -0.86812 -0.27029 108 0.72727 2.81071 -0.71071 0.004356 0.03549 -0.73686 -0.76787 -0.14730 109 1.06349 5.04306 0.65694 0.004875 0.04553 0.68827 0.71323 0.15577 110 0.67647 5.00698 0.79302 0.021252 0.11665 0.89775 0.89619 0.32568 111 1.60000 4.52058 -0.12058 0.000277 0.07247 -0.13000 -0.13249 -0.03703 112 0.51454 7.08445 -1.18445 0.084903 0.18002 -1.44448 -1.39667 -0.65441 113 1.10000 4.28752 -1.18752 0.010912 0.03207 -1.22687 -1.28710 -0.23429