Table 2

Summary of quantitative data

GIM wardPreimplementationIntroductionFull implementationTotalTest statisticP value*
Falls (rate per 1000 patients at risk)
 CTUC5166531700.0060.937
 CTUW511021082618.2200.004
 DCD98221663851.6990.192
 Total2003902278170.5730.449
Moderate to severe injury falls (rate per 1000 patients at risk)
 CTUC21022214.119<0.001
 CTUW704110.5940.441
 DCD8801544.871<0.001
 Total12121552.262<0.001
Length of stay (days): median (min, max)
 CTUC†6 (1, 74)6 (1, 115)5 (1, 128)5 (1, 128)214 260<0.001
 CTUW6 (1, 61)5 (1, 102)5 (1, 173)5 (1, 173)319 460<0.001
 DCD†6 (1, 87)6 (1, 124)5 (1, 91)6 (1, 124)90 035<0.001
 Total6 (1, 87)6 (1, 124)5 (1, 173).1 770 300<0.001
Resources intensity weights (per month): median (min, max)
 CTUC†0.4 (0.1, 4.3)0.4 (0.1, 8.1)0.1 (0.01, 3.9)0.1 (0, 8.1)224 750<0.001
 CTUW0.4 (0.1, 2.1)0.3 (0.1, 4.7)0.1 (0.01, 2.8)0.1 (0, 4.7)335 570<0.001
 DCD†0.4 (0.1, 5.7)0.4 (0.1, 4.4)0.1 (0.01, 2.4)0.1 (0, 5.7)93 532<0.001
 Total0.4 (0.1, 5.7)0.3 (0.1, 8.1)0.1 (0.01, 3.9).1 854 400<0.001
  • *P value for comparison between period 3 and 1.

  • †Missing data ≤5.

  • CTUC, clinical teaching unit central; CTUW, clinical teaching unit west; DCD, CTU Central and Cardiology; GIM, general internal medicine.