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Figure 2 | BMC Cancer

Figure 2

From: Systematic review with meta-analysis of the epidemiological evidence in the 1900s relating smoking to lung cancer

Figure 2

Forest plot of ever smoking of any product and all lung cancer – part 2. This is a continuation of Figure 1, presenting further individual study data included in the main meta-analysis for all lung cancer shown in Table 5. For study DORGAN separate estimates, within sex, are shown for whites then blacks. For study HUMBLE they are shown for non-hispanic whites then hispanics, and for study KELLER for whites then non-whites.

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