Table 4 Multivariate logistic regression analysis on the risk factors of intracranial infection

The length of hospital stay ≥10 days

0.605

0.278

4.741

0.029

1.832

1.062–3.158

Consecutive operation

0.769

0.236

10.592

0.001

2.158

1.358–3.430

Duration of surgery≥4 h

0.458

0.218

4.408

0.036

1.581

1.031–2.425

EVD use

0.527

0.232

5.147

0.023

1.694

1.074–2.670

Duration of EVD ≥ 7 days

0.993

0.239

17.256

0.000

2.699

1.689–4.311