Fig. 6From: Long-term exposure to pemetrexed induces chronic renal dysfunction in patients with advanced and recurrent non-squamous cell lung cancer: a retrospective studyComparison of overall survival time between correlation coefficient +0.4 < group and correlation coefficient + 0.4 ≧ group. Correlation coefficient +0.4 < group vs correlation coefficient + 0.4 ≧ group, median 59.8 months (range, 6.4–75.0) vs median 38.7 months (range, 5.9–65.9), P = 0.04, Log-rank testBack to article page