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Univariate and multivariable regression analysis for overall complications
| Covariate | Univariate CRR (95 % CI) | Multivariate ARR (95 % CI) |
|---|---|---|
| - Intervention | ||
| Electrocautery | 1 | 1 |
| Harmonic | 0.48 (0.25 – 0.88) | 0.43 (0.23 – 0.84) |
| - Neoadjuvant therapy | ||
| No | 1 | 1 |
| Yes | 0.77 (0.46 – 1.51) | 0.71 (0.41 – 1.46) |
| - BMI | ||
| Normal | 1 | 1 |
| Overweight | 0.89 (0.47 – 1.95) | 0.87 (0.45 – 1.92) |
| Obese | 1.15 (0.52 – 2.56) | 1.07 (0.49 – 2.41) |
CRR crude relative risk, CI confidence interval, ARR adjusted relative risk
