Table 4. General characteristics of patients undergoing modified radical mastectomy (MRM) with and without immediate reconstruction for breast cancer.
| MRM and immediate breast reconstruction (n=40) | MRM alone (n=41) | P value | 95% confidence interval of the difference | ||
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Age (years) | 47.6±7.2 | 53.2±8.2 | 0.002 | 2.13 | 9.0 |
| BMI (kg/m2) | 25.4±2.8 | 27.1±3 | 0.01 | −1.92 | 2.55 |
| Normal weight & overweight | 35 | 33 | 0.39 | 0.14 | 0.32 |
| Obesity grade I & II | 5 | 8 | |||
| Allergies (n) | 1 (2.5%) | 2 (4.9%) | 0.60 | 0.41 | 0.62 |
| Diabetes or hypertension (n) | 3 (7.5%) | 4 (9,7%) | 0.85 | 0.46 | 0.67 |
| Smoking (n) | 6 (15%) | 4 (9.7%) | 0.51 | 0.35 | 0.2 |
| Neoadjuvant therapy (n) | 6 (15%) | 4 (9.7%) | 0.5 | 0.46 | 0.67 |
| Operative time (min) | 126.8±9.1 | 92.8±5.2 | 0.001 | −37.2 | −30.7 |
| Endotracheal tube removal time (min) | 155.4±10.6 | 117.4±8 | 0.001 | −42.1 | −33.8 |
| Bleeding (mL) | 124.6±19.5 | 102.7±18.4 | 0.001 | −30.2 | −13.4 |
| Time to removal of closed drainage system (days) | 7.6±1.3 | 6.6±1.2 | 0.009 | −1.55 | −0.23 |
Values are expressed as means ± standard deviation. BMI, body mass index.