Table 3 Risk factors for the reoperation of DLS patients after surgeries

Age

3

0.99 (0.95–1.03)

0.535

78.4

 Sensitivity analysis

0.99 (0.95–1.03)

Sex

3

1.31 (0.83–2.05)

0.243

60.4

 Sensitivity analysis

1.31 (0.83–2.05)

Obesity

3

1.91 (1.04–3.51)

0.037

53.1

 Sensitivity analysis

1.91 (1.04–3.51)

Diabetes

3

2.01 (1.43–2.82)

 < 0.001

0.0

 Sensitivity analysis

2.01 (1.43–2.82)

Smoking

2

1.51 (1.23–1.84)

 < 0.001

0.0

 Sensitivity analysis

1.51 (1.23–1.84)

More bleeding

2

0.86 (0.07–10.22)

0.903

87.5

 Sensitivity analysis

0.86 (0.07–10.22)