Table 2 Comparison of baseline demographics between BMI (BMI < 30, BMI 30–40, and BMI > 40) subgroups
Non-obese (BMI < 30) (n = 154) | Obese (BMI 30–40) (n = 158) | Morbidly Obese (BMI > 40) (n = 38) | P Value | |
|---|---|---|---|---|
Age, year* (year) | 68.92 (8.47) | 64.79 (8.96) | 61.80 (7.64) | < 0.001** |
Female sex, n (%) | 87 (56.5) | 91 (57.6) | 28 (73.7) | 0.142 |
ECI* | 1.99 (4.06) | -1.92 (3.71) | -2.05 (4.37) | < 0.001** |