Table 3 Cox proportional hazards models for recurrence

2.53 (1.16–5.52)

0.0200

1.99 (0.90–4.42)

0.0913

2.00 (0.91–4.40)

0.0876

2.80 (1.36–5.77)

0.0054

3.06 (1.48–6.34)

0.0028

2.79 (1.35–5.75)

0.0056

1.99 (1.04–3.81)

0.0380

3.20 (1.51–6.77)

0.0025

2.54 (1.30–4.99)

0.0070

2.16 (1.08–4.31)

0.0306

2.23 (1.13–4.43)

0.0222

1.23 (0.62–2.44)

0.5567

2.26 (1.16–4.43)

0.0177

2.25 (1.14–4.42)

0.0195

1.82 (0.93–3.56)

0.0837

1.53 (0.79–3.01)

0.2165