Table 3

Association between postoperative in-hospital mortality and treatment delay as measured by odds ratios (OR) derived from logistic regression models

Factor

Death/Surgery

% (95% CI)

Unadjusted OR

Adjusted OR*

Timing of surgery

Late

70/4641

1.5 (1.2–1.9)

1.00

1.00

Early

27/2675

1.0 (0.6–1.4)

0.67 (0.43–1.04)

0.61 (0.39–0.96)

Urgency at registration

Semi-urgent

11/1524

0.7 (0.3–1.1)

1.00

1.00

Non-urgent

86/5792

1.5 (1.2–1.8)

2.07 (1.10–3.89)

1.63 (0.84–3.18)

*Adjusted for age, sex, anatomy, comorbidity, calendar period, hospital, and mode of admission

Sobolev et al. BMC Health Services Research 2008 8:185   doi:10.1186/1472-6963-8-185