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Table 6 Comparison of median survival between the two groups. Log-rank test was used to compare survival between the two groups. If patients receive qi-nourishing essence-replenishing TCM after chemotherapy for more than three months and switch to Gefetinib due to disease progression, survival was calculated as time to the first day of Gefetinib administration plus one month

From: Treatment of Advanced Non-small-Cell Lung Cancer with Qi-Nourishing Essence-Replenishing Chinese Herbal Medicine Combined with Chemotherapy

Group Median survival (month) 95% confident interval (month) P value
Control 12.970 ± 0.877 11.252–14.688 0.027
Experiment 14.870 ± 1.602 11.729–18.011