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| Variables | Elective (n=125,293) | Non-elective (n=4,968) | P value |
|---|---|---|---|
| Sex | <0.001c | ||
| Male | 56,679 (45%) | 1,732 (35%) | |
| Female | 68,557 (55%) | 3,230 (65%) | |
| BMI | 30±6 | 27±6 | <0.001t |
| American Society of Anesthesiologists (ASA) | 2±1 | 3±1 | <0.001t |
| Age | 65±11 | 69±12 | 0.169t |
P values: c, Pearson’s Chi-squared tests; t, independent samples t-test.
