The SAS System 1 11:18 Saturday, February 22, 1997 General Linear Models Procedure Number of observations in data set = 113 The SAS System 2 11:18 Saturday, February 22, 1997 General Linear Models Procedure Dependent Variable: RISK Sum of Mean Source DF Squares Square F Value Pr > F Model 4 103.69052272 25.92263068 28.66 0.0001 Error 108 97.68930029 0.90453056 Corrected Total 112 201.37982301 R-Square C.V. Root MSE RISK Mean 0.514900 21.83920 0.9510681 4.3548673 Source DF Type I SS Mean Square F Value Pr > F CULTURE 1 62.96314170 62.96314170 69.61 0.0001 STAY 1 27.73884588 27.73884588 30.67 0.0001 NURSES 1 7.01369438 7.01369438 7.75 0.0063 NRATIO 1 5.97484076 5.97484076 6.61 0.0115 Source DF Type III SS Mean Square F Value Pr > F CULTURE 1 22.89499680 22.89499680 25.31 0.0001 STAY 1 22.99224503 22.99224503 25.42 0.0001 NURSES 1 4.62304155 4.62304155 5.11 0.0258 NRATIO 1 5.97484076 5.97484076 6.61 0.0115 T for H0: Pr > |T| Std Error of Parameter Estimate Parameter=0 Estimate INTERCEPT -.0831378994 -0.14 0.8917 0.60917500 CULTURE 0.0482485831 5.03 0.0001 0.00959016 STAY 0.2767441333 5.04 0.0001 0.05489077 NURSES 0.0015865156 2.26 0.0258 0.00070177 NRATIO 0.7694874096 2.57 0.0115 0.29939874 The SAS System 3 11:18 Saturday, February 22, 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 PRESS HAT EXTST RESID DFFITS COOKD 1 1.16425 3.60251 0.51555 0.03504 0.53072 0.49749 0.10113 0.00206 2 1.01961 3.40816 -1.85965 0.02769 -1.95303 -1.80816 -0.32957 0.02117 3 0.65854 3.20813 -0.52158 0.02579 -0.53952 -0.50813 -0.08779 0.00155 4 2.79245 5.68918 -0.13302 0.32957 -0.11400 -0.08918 -0.07993 0.00129 5 1.12687 5.78765 -0.09174 0.04460 -0.09385 -0.08765 -0.02028 0.00008 6 0.72109 4.39757 0.71752 0.02102 0.74492 0.70243 0.10916 0.00239 7 0.85430 4.26353 0.34010 0.01070 0.35424 0.33647 0.03684 0.00027 8 0.90226 7.19532 -2.24712 0.20106 -2.14689 -1.79532 -1.07698 0.22448 9 0.90769 4.37917 -0.08114 0.02429 -0.08388 -0.07917 -0.01323 0.00004 10 1.11864 4.75693 1.60583 0.03908 1.66874 1.54307 0.33654 0.02228 11 1.10998 6.25038 -1.53992 0.12308 -1.52552 -1.35038 -0.57153 0.06454 12 0.56190 3.06791 1.27333 0.03239 1.32152 1.23209 0.24178 0.01161 13 1.38492 7.29246 0.45455 0.10342 0.45088 0.40754 0.15313 0.00472 14 1.33898 4.17382 -0.49120 0.03539 -0.50550 -0.47382 -0.09683 0.00189 15 0.62295 3.65163 0.56306 0.02608 0.58246 0.54837 0.09532 0.00183 16 1.24233 5.47911 0.02177 0.04042 0.02232 0.02089 0.00458 0.00000 17 0.86905 4.24730 0.26209 0.03584 0.26943 0.25270 0.05194 0.00054 18 0.89381 5.21098 1.22698 0.03094 1.27365 1.18902 0.22757 0.01030 19 1.21359 3.88924 0.31898 0.02575 0.32967 0.31076 0.05360 0.00058 20 0.94881 4.82507 -0.78574 0.07721 -0.79226 -0.72507 -0.22916 0.01054 21 1.04255 3.99526 0.21226 0.03540 0.21822 0.20474 0.04181 0.00035 22 1.04294 5.57439 -0.81253 0.04695 -0.83286 -0.77439 -0.18485 0.00685 23 0.82500 4.42155 0.58506 0.01131 0.60990 0.57845 0.06523 0.00086 24 1.06197 4.82467 -0.02642 0.06595 -0.02672 -0.02467 -0.00710 0.00001 25 0.96721 4.42593 -0.43145 0.01278 -0.44907 -0.42593 -0.05110 0.00053 26 1.05569 4.29135 -0.41670 0.06083 -0.42298 -0.39135 -0.10765 0.00234 The SAS System 4 11:18 Saturday, February 22, 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 PRESS HAT EXTST RESID DFFITS COOKD 27 1.39516 5.29848 -0.83247 0.04083 -0.85619 -0.79848 -0.17664 0.006256 28 0.56410 3.27816 -0.08069 0.03130 -0.08312 -0.07816 -0.01494 0.000045 29 0.87097 5.00841 -0.62036 0.01927 -0.64421 -0.60841 -0.09029 0.001639 30 0.93805 4.39785 0.50835 0.01221 0.52946 0.50215 0.05886 0.000698 31 1.24074 5.40606 -0.41833 0.02932 -0.43172 -0.40606 -0.07503 0.001135 32 1.19500 4.79274 0.41368 0.01552 0.42994 0.40726 0.05398 0.000587 33 1.00610 5.04480 0.26174 0.02498 0.27058 0.25520 0.04331 0.000378 34 0.65504 5.61760 0.51012 0.05433 0.51983 0.48240 0.12460 0.003126 35 1.01176 4.21380 2.11119 0.01184 2.24764 2.08620 0.24601 0.011666 36 0.82320 4.66834 0.33643 0.01418 0.34980 0.33166 0.04195 0.000355 37 0.60870 4.00712 -1.24011 0.02660 -1.29041 -1.20712 -0.21333 0.009046 38 0.90000 3.19303 1.43997 0.02292 1.50535 1.40697 0.23055 0.010508 39 0.91071 4.03291 0.06876 0.02434 0.07109 0.06709 0.01123 0.000025 40 0.42857 2.62986 -1.40112 0.05085 -1.44242 -1.32986 -0.33388 0.022074 41 0.81379 3.66087 0.03973 0.01506 0.04126 0.03913 0.00510 0.000005 42 1.18889 5.08752 -0.39842 0.02736 -0.41156 -0.38752 -0.06903 0.000960 43 0.58947 3.89657 -0.93406 0.04013 -0.96187 -0.89657 -0.19667 0.007741 44 0.84345 4.50428 1.11173 0.01440 1.16236 1.09572 0.14051 0.003936 45 0.91667 3.80674 1.71925 0.01512 1.81288 1.69326 0.22459 0.009879 46 1.08262 4.96485 -0.41674 0.12452 -0.40841 -0.36485 -0.15402 0.004782 47 0.63004 6.91754 -0.60143 0.30575 -0.52513 -0.41754 -0.34850 0.024454 48 0.47309 4.14360 1.40205 0.03256 1.45751 1.35640 0.26740 0.014154 49 0.37634 2.50523 -0.74911 0.05857 -0.76275 -0.70523 -0.19025 0.007267 50 0.82773 3.81113 0.39485 0.01515 0.41042 0.38887 0.05091 0.000522 51 1.21256 5.40460 0.20077 0.02671 0.20733 0.19540 0.03435 0.000238 52 1.01695 4.47976 -0.18854 0.04656 -0.19270 -0.17976 -0.04258 0.000366 The SAS System 5 11:18 Saturday, February 22, 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 PRESS HAT EXTST RESID DFFITS COOKD 53 0.82727 4.94513 2.70699 0.01925 2.91491 2.65487 0.40842 0.031196 54 0.66087 6.41450 1.64605 0.15829 1.59928 1.38550 0.69352 0.094828 55 1.12821 3.64840 -0.56218 0.02451 -0.58202 -0.54840 -0.09226 0.001713 56 0.91705 4.39545 -0.50886 0.02636 -0.52617 -0.49545 -0.08657 0.001509 57 0.94595 2.80168 0.92974 0.03380 0.96057 0.89832 0.17967 0.006461 58 1.18491 4.23517 0.06743 0.03847 0.06920 0.06483 0.01384 0.000039 59 0.92246 5.07469 -1.20247 0.02310 -1.25294 -1.17469 -0.19266 0.007385 60 0.86275 4.71432 -0.21905 0.02159 -0.22682 -0.21432 -0.03369 0.000229 61 0.95522 4.02309 -0.64087 0.02773 -0.66270 -0.62309 -0.11193 0.002519 62 0.71795 5.09230 0.63198 0.03842 0.64986 0.60770 0.12991 0.003393 63 1.16667 3.44878 2.00535 0.02700 2.11297 1.95122 0.35195 0.024004 64 1.43939 4.32619 0.07743 0.04669 0.07912 0.07381 0.01751 0.000062 65 0.84143 4.24776 0.79473 0.05347 0.81169 0.75224 0.19292 0.007467 66 1.25416 5.52309 -1.33168 0.08154 -1.34694 -1.22309 -0.40133 0.031973 67 1.05759 4.22458 0.17880 0.01891 0.18538 0.17542 0.02574 0.000134 68 0.87903 3.67063 0.02996 0.01988 0.03105 0.02937 0.00442 0.000004 69 0.54455 3.67735 0.84914 0.03119 0.87786 0.82265 0.15752 0.004973 70 0.84615 4.04992 -0.57069 0.03639 -0.58724 -0.54992 -0.11412 0.002620 71 1.76316 4.12945 0.07647 0.07749 0.07687 0.07055 0.02228 0.000100 72 1.09615 3.40358 -1.44272 0.02713 -1.50496 -1.40358 -0.25133 0.012487 73 0.80083 4.20039 1.01145 0.01171 1.05783 0.99961 0.11512 0.002648 74 1.04861 5.51532 -1.06886 0.05009 -1.09637 -1.01532 -0.25175 0.012652 75 0.86713 3.74173 -0.34651 0.01379 -0.36036 -0.34173 -0.04261 0.000366 76 1.54902 3.71557 0.82987 0.05475 0.84723 0.78443 0.20390 0.008337 77 0.94595 3.77606 -0.89201 0.01788 -0.92889 -0.87606 -0.12534 0.003146 78 0.74958 4.50999 0.41388 0.05768 0.42082 0.39001 0.10412 0.002185 The SAS System 6 11:18 Saturday, February 22, 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 PRESS HAT EXTST RESID DFFITS COOKD 79 1.10303 4.19217 0.21037 0.01209 0.21889 0.20783 0.02421 0.00012 80 0.64602 4.72156 0.39411 0.03975 0.40449 0.37844 0.08229 0.00137 81 0.61250 3.81065 -0.94618 0.03755 -0.97578 -0.91065 -0.19275 0.00743 82 0.83453 3.23955 0.26619 0.02157 0.27566 0.26045 0.04093 0.00034 83 1.00917 3.53917 1.99866 0.01893 2.11470 1.96083 0.29372 0.01672 84 1.02353 3.52042 1.20597 0.02189 1.25744 1.17958 0.18809 0.00704 85 1.00000 3.38868 -1.72387 0.02042 -1.81285 -1.68868 -0.26171 0.01341 86 0.88189 4.26679 -0.16943 0.01563 -0.17596 -0.16679 -0.02218 0.00010 87 0.53868 3.39284 -0.51438 0.04188 -0.52763 -0.49284 -0.11032 0.00245 88 0.89686 4.47514 -0.17712 0.01119 -0.18436 -0.17514 -0.01962 0.00008 89 1.24409 4.59812 0.20537 0.01699 0.21314 0.20188 0.02802 0.00016 90 0.93315 5.47236 0.33621 0.02548 0.34755 0.32764 0.05619 0.00064 91 0.81538 3.53869 -0.65039 0.01800 -0.67597 -0.63869 -0.09151 0.00168 92 0.94915 3.50653 -1.53957 0.02146 -1.61315 -1.50653 -0.23887 0.01125 93 0.35000 2.78310 -1.56944 0.05502 -1.61608 -1.48310 -0.38994 0.02996 94 1.29091 3.87177 1.46784 0.02698 1.53186 1.42823 0.25509 0.01285 95 1.20325 4.53885 0.77402 0.01663 0.80574 0.76115 0.10477 0.00220 96 1.31579 4.71444 -2.30494 0.03926 -2.42875 -2.21444 -0.49098 0.04612 97 0.99438 3.68753 0.11444 0.01729 0.11874 0.11247 0.01575 0.00005 98 0.48523 4.31747 0.50433 0.04323 0.51692 0.48253 0.10987 0.00243 99 0.72656 3.04555 -0.76615 0.02689 -0.79330 -0.74555 -0.13187 0.00349 100 0.82080 4.73728 1.50982 0.03120 1.57317 1.46272 0.28230 0.01572 101 1.17021 3.93852 -1.38658 0.03466 -1.43952 -1.33852 -0.27276 0.01473 102 0.79433 4.01211 0.29185 0.01356 0.30349 0.28789 0.03559 0.00026 103 1.25000 3.56606 -0.89448 0.03178 -0.92482 -0.86606 -0.16754 0.00562 104 0.59091 5.27356 1.41874 0.06506 1.44973 1.32644 0.38243 0.02896 The SAS System 7 11:18 Saturday, February 22, 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 PRESS HAT EXTST RESID DFFITS COOKD 105 1.14348 4.35238 0.15054 0.01942 0.15603 0.14762 0.02196 0.00010 106 0.89855 3.77268 -0.91598 0.04727 -0.93956 -0.87268 -0.20928 0.00877 107 0.21111 2.28323 -0.96617 0.08585 -0.97104 -0.88323 -0.29757 0.01772 108 0.72727 2.93009 -0.85596 0.03022 -0.88541 -0.83009 -0.15631 0.00490 109 1.06349 5.18392 0.55351 0.06764 0.56018 0.51608 0.15088 0.00458 110 0.67647 5.16589 0.70963 0.10642 0.70367 0.63411 0.24283 0.01185 111 1.60000 4.08337 0.33383 0.05153 0.34044 0.31663 0.07936 0.00127 112 0.51454 7.19706 -1.58319 0.18073 -1.51575 -1.29706 -0.71192 0.10016 113 1.10000 4.39628 -1.33163 0.02654 -1.38734 -1.29628 -0.22908 0.01041