highly significantP < .0001
The trim-and-fill analysis imputed two additional studies, resulting in an adjusted pooled HR of 1.24 (95% CI: 1.13–1.37), which remained highly significant ( P < .0001) and similar to primary analysis.
The trim-and-fill analysis imputed two additional studies, resulting in an adjusted pooled HR of 1.24 (95% CI: 1.13–1.37), which remained highly significant ( P < .0001) and similar to primary analysis.