Variables | May 1996 | May 2001 | P | 95% CI |
---|---|---|---|---|
Overall (mean ± sd) | 12.0 ± 0.5 | 14.8 ± 0.6 | <0,01 | (1.20; 4.40) |
Internal medicine (mean ± sd) | 11.5 ± 0.6 | 15.3 ± 0.8 | <0,01 | (1.80; 5.90) |
Surgery (mean ± sd) | 13.9 ± 1.1 | 14.7 ± 1.2 | 0.60 | (-2.40; 4.10) |
Neurology (mean ± sd) | 11.5 ± 0.6 | 15.3 ± 0.8 | 0.52 | (-2.80; 5.60) |