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Patient demographics
| Variable | Nonobese (n = 499) | Obese (n = 592) | Morbidly obese (n = 123) | p Value |
|---|---|---|---|---|
| Age (years)* | 74 (68–78) | 71 (64–76) | 67 (62–73) | < 0.001 |
| Gender (male:female) | 232:267 | 202:390 | 15:108 | < 0.001 |
| BMI (kg/m2)* | 26 (24–28) | 33 (31–36) | 42 (41–46) |
* Values expressed as medians, with interquartile ranges in parentheses; BMI = body mass index.
