Table 3. Patient and breast-related characteristics that may have acted as risk factors for time to JP drain removal (n=51).
| Variables | Univariable result | ||
|---|---|---|---|
| Coef (95% CI) | St. Coef (95% CI) | P value | |
| Age | −0.052 (−0.195 to 0.092) | −0.100 (−0.379 to 0.178) | 0.484 |
| Mastectomy weight | 0.012 (0.002–0.023) | 0.311 (0.045–0.577) | 0.026* |
| BMI | 0.497 (0.045–0.950) | 0.294 (0.026–0.562) | 0.036* |
| HTN | 4.578 (0.340–8.816) | 0.289 (0.021–0.557) | 0.039* |
| Implant volume | 0.025 (0.013–0.038) | 0.497 (0.253–0.740) | <0.001** |
| ADM size (cm2) | 0.100 (−0.009 to 0.210) | 0.248 (−0.023 to 0.519) | 0.079 |
| Mastectomy type (NSM vs. ASM + SSM) | 1.288 (−2.618 to 5.194) | 0.092 (−0.187 to 0.371) | 0.521 |
| ALND level [(1 or 2) vs. 0] | 2.039 (−0.827 to 4.904) | 0.195 (−0.079 to 0.470) | 0.169 |
*, P<0.05; **, P<0.01. JP, Jackson-Pratt; CI, confidence interval; Coef, coefficient of linear regression; St. Coef, standardized coefficient of linear regression; BMI, body mass index; HTN, hypertension; ADM, acellular dermal matrix; NSM, nipple-sparing mastectomy; ASM, areolar-sparing mastectomy; SSM, skin-sparing mastectomy; ALND, axillary lymph node dissection.