Figure 1.
Flowchart of study identifying and including studies.
Table 1.
Quality assessment scores of the cohort and case-control studies.
Table 2.
Baseline information of the 25 included studies in meta-analysis.
Table 3.
Numbers of lung cancer patients in HRT and non-HRT groups from25 studies.
Table 4.
Stratified analyses of Hormone therapy on lung cancer risk.
Figure 2.
Meta-analysis with a random-effects model for the association between HRT use and cancer risk in females. CI: confidence interval.
Figure 3.
A cumulative meta-analysis tracked over time with a random-effects model for the association between HRT use and cancer risk in females.
CI: confidence interval.
Figure 4.
A: Meta-analysis with a random-effects model for the association between HRT use and cancer risk in females stratified by study type.
B: Meta-analysis with a random-effects model for the association between HRT use and cancer risk in females stratified by hormone type. CI: confidence interval.
Figure 5.
Meta-analysis for the significant association between cancer risk and HRT use in females with artificial menopause or BMI<25 kg/m2 or non-smoking females.
CI: confidence interval.
Figure 6.
Begg's funnel plot of publication bias test.
Each point represents a separate study for the indicated association. Log (OR): natural logarithm of OR; Horizontal line: mean effect size.
Figure 7.
Sensitivity analysis of the included 25 studies.
Each point represents a OR and corresponding 95%CIs after excluding each study.
Table 5.
Sensitivity analysis: ORs, corresponding 95%CIs and P values after excluding each study.