From: Potential prognostic value of delta-like protein 3 in small cell lung cancer: a meta-analysis
Clinical characteristics | No. of studies | I2 (p) | RR (95% CI) | P value |
---|---|---|---|---|
Sex (male/female) | 3 | 0.0% (0.798) | 1.33 (0.98, 1.80) | 0.064 |
Smoking history(non/yes) | 3 | 72.1% (0.028) | 1.01 (0.58, 1.75) | 0.967 |
Distant metastasis (negative/positive) | 2 | 44.7% (0.179) | 0.84 (0.71, 0.99) | 0.039 |
Tumour stage (I-II/III-IV) | 3 | 66.6% (0.050) | 0.68 (0.44, 1.05) | 0.081 |