Table 1.
Baseline characteristics
| Characteristic | Cage (n = 41) | Plate (n = 27) | p-value† |
|---|---|---|---|
| Age (yr) | 46.3 ± 8.1 | 48.7 ± 9.5 | 0.275 |
| Sex | 0.446 | ||
| Female | 13 (31.7) | 11 (40.7) | |
| Male | 28 (68.3) | 16 (59.3) | |
| BMI (kg/m2) | 0.183 | ||
| Nonobese (BMI < 30) | 20 (48.8) | 17 (65.4) | |
| Obese (BMI ≥ 30) | 21 (51.2) | 9 (34.6) | |
| Smoking status | 0.070 | ||
| Nonsmoker | 39 (95.1) | 22 (81.5) | |
| Smoker | 2 (4.9) | 5 (18.5) | |
| Charlson Comorbidity Index | 0.9 ± 1.1 | 1.4 ± 1.2 | 0.103 |
Values are presented as mean±standard deviation or number (%).
BMI, body mass index.
†
p-value calculated using Student t-test and chi-square analysis.