Table 2 Risk of overall recurrence based on patient characteristics and types of intervention
Overall recurrence, % (n) | Univariate analysis | Multivariable analysis | |||
|---|---|---|---|---|---|
HR (95% CI) | p value | HR (95% CI) | p value | ||
Age (y) | |||||
Age < 16.5 | 34 (11/32) | 2.86 [1.11–7.38] | 0.030 | 2.81 [1.08–7.30] | 0.034 |
16.5 ≦ age < 18 | 27 (14/52) | 1.94 [0.78–4.82] | 0.151 | 1.49 [0.60–3.74] | 0.393 |
18 ≦ age < 19 | 15 (7/48) | Reference | Reference | ||
BMI (kg/m2) | |||||
≥ 18.5 | 30 (20/67) | Reference | Reference | ||
< 18.5 | 18 (12/65) | 0.9 [0.45–1.81] | 0.777 | 0.98 [0.49–1.97] | 0.950 |
Smoking | |||||
No | 26 (31/117) | Reference | Reference | ||
Yes | 7 (1/15) | 0.22 [0.03–1.63] | 0.139 | 0.35 [0.05–2.60] | 0.303 |
Intervention | |||||
B+cb | 9 (3/32) | Reference | Reference | ||
U+cb | 45 (18/40) | 6.44 [1.89–21.93] | 0.003 | 6.06 [1.77–20.75] | 0.004 |
U−cb | 18 (11/60) | 2.11 [0.59–7.55] | 0.253 | 1.81 [0.50–6.58] | 0.365 |