Table 3 Multivariate logistic regression analysis of factors for recurrence of CSDH

Gender

2.139

0.897–5.099

0.086

Operation side (Unilateral vs Bilateral)

2.563

1.439–4.563

0.001

Hyperdense

Reference

Reference

Reference

Hypodense

0.428

0.173–1.061

0.067

Mixed density

0.433

0.229–0.818

0.010

Iso-dense

0.364

0.101–1.311

0.122

Atorvastatin perioperatively

1.634

0.918–2.908

0.095

Anticoagulant drugs

4.309

1.244–14.923

0.021