Stepwise Selection Summary Effect Effect Number Model Adjusted Step |Entered Removed Effects In R-Square R-Square CP PRESS F Value Pr > F 0| Intercept 0.0000 0.0000 123.6320 #16 3503 0.00 1.0000 1 infectionrisk 0.2846 0.2781 58.8646 305.3564 44.15 2.0001 axeragedailycensus 0.3701 0.358 40.7851 280.3833 14.95 0.00 02 0.4395 0.424. 26.5112 256 9975 13.49 0.0004 chesttraxralig 0.4779 0.4586 19.5009 242.6338 7.94 0.0057 age 0.5144 0.4917 12.9310 232.0630 8.05 0.0054 6 numbeds 0.5443 0.5185 7.9182 * |219.2668 6.95 0.0096 * Optimal Value of Criterion Selection stopped because the candidate for entry has SLE > 0.05 and the candidate for removal has SLS |t Intercept 1.007080 1.624660 0.62 0.5367 age 0 082391 0.028251 2.92 0.0043 infectionrisk 0 437 0.115541 3.79 0.0003 chesttrayratio 0.021592 0.007340 2.94 0.0040 numbed 0.009361 0.003550 2.64 0.0096 axeragedailxcensus 1 0.020992 .004278 4.91 <.0001 numnurses>