Table 5.
Uni- and multivariable logistic regression analysis of risk factors for conversion from endoscopic to open surgery
| Univariable logistic regression | Multivariable logistic regression | |||||
|---|---|---|---|---|---|---|
| n | OR (95% CI) | p value | n | OR (95% CI) | p value | |
| Age | 659 | 1.01 (0.99–1.04) | 0.274 | |||
| Sex | ||||||
| Female | 372 | Ref. | ||||
| Male | 287 | 1.11 (0.57–2.16) | 0.762 | |||
| BMI | ||||||
| <25 | 209 | Ref. | ||||
| ≥25 | 373 | 1.07 (0.49–2.34) | 0.869 | |||
| Tumour side | 0.387 | |||||
| Right | 254 | Ref. | ||||
| Left | 375 | 0.62 (0.31–1.23) | 0.174 | |||
| Bilateral | 30 | 0.94 (0.21–4.25) | 0.932 | |||
| Largest tumour size | 658 | 1.00 (0.99–1.01) | 0.482 | 383 | 1.03 (1.00–1.06) | 0.026 |
| Surgical technique | ||||||
| Laparoscopic | 263 | Ref. | ||||
| Robotic | 250 | 5.14 (1.46–18.11) | 0.011 | |||
| Clinical syndrome of hormonal excess | 0.030 | |||||
| None | 260 | Ref. | ||||
| Cathecholamines | 113 | 0.38 (0.13–1.12) | 0.079 | |||
| Cortisol | 118 | 0.65 (0.27–1.56) | 0.335 | |||
| Aldosterone | 161 | 0.20 (0.06–0.66) | 0.009 | |||
| Histopathology | 0.208 | 0.005 | ||||
| Other benign | 357 | Ref. | 291 | Ref. | ||
| Malignant | 71 | 2.44 (0.9–6.66) | 0.081 | 24 | 8.33 (2.12–32.07) | 0.002 |
| Phaeochromocytoma | 100 | 1.10 (0.35–3.46) | 0.87 | 68 | 0.67 (0.08–5.73) | 0.718 |
BMI body mass index, OR odds ratio, CI confidence interval, Ref. referent