Table 1.
Patient Demographics and Baseline Characteristics of the Intention to Treat Population
| Variable | OLIVE (n = 226) |
SOYBEAN (n = 232) |
P Value |
|---|---|---|---|
| Sex, n (%) | 0.482 | ||
| Male | 134 (59.3) | 145 (62.5) | |
| Female | 92 (40.7) | 87 (37.5) | |
| Race, n (%) | 0.673 | ||
| Chinese Han | 216 (95.6) | 220 (94.8) | |
| Chinese other minority | 8 (3.5) | 11 (4.7) | |
| Other | 2 (0.9) | 1 (0.4) | |
| Age, years, mean ± SD | 55.8 ± 13.1 | 56.3 ± 11.7 | 0.656 |
| BMI, kg/m2, mean ± SD | 21.7 ± 3.9a | 21.8 ± 3.9b | 0.667 |
| Underwent surgery, n (%) | 195 (86.3) | 202 (87.1) | 0.805 |
| Complexity of surgeryc, n (%) | 0.859 | ||
| Medium complexity | 49 (21.7) | 48 (20.7) | |
| High complexity | 140 (61.9) | 143 (61.6) | |
| Missing | 37 (16.4) | 41 (17.7) | |
| Duration of surgery, hours, mean ± SD | 2.9 ± 1.3 | 3.0 ± 1.4 | 0.645 |
Abbreviations: BMI body mass index, SD standard deviation
an = 217
bn = 226
cComplexity of surgery was determined by the investigator based on patient and surgical characteristics