Systematic Reviews
Copyright ©The Author(s) 2023.
World J Gastroenterol. May 7, 2023; 29(17): 2679-2700
Published online May 7, 2023. doi: 10.3748/wjg.v29.i17.2679
Figure 1
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Figure 1 PRISMA flow chart of literature search and selection. RR: Relative risk; OR: Odds ratio; CI: Confidence intervals.
Figure 2
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Figure 2 Meta-analysis of the risk of colorectal cancer in the highest vs lowest category of Citrus intake. F: Female, M: Male; W: Whites, A: African-Americans; C: Colon cancer, R: Rectal cancer. OR: Odds ratio; CI: Confidence intervals.
Figure 3
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Figure 3 Subgroup analysis of the risk of colorectal cancer in the highest vs lowest category of Citrus intake by study type. F: Female; M: Male; W: Whites; A: African-Americans; C: Colon cancer; R: Rectal cancer; OR: Odds ratio; CI: Confidence intervals.
Figure 4
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Figure 4 Subgroup analysis of the risk of colorectal cancer in the highest vs lowest category of Citrus intake by region of cancer. PC: Proximal colon cancer; DC: Distal colon cancer; C: Colon cancer; R: Rectal cancer; F: Female; M: Male; OR: Odds ratio; CI: Confidence intervals.
Figure 5
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Figure 5 Subgroup analysis of the risk of colorectal cancer in the highest vs lowest category of Citrus intake by location. F: Female; M: Male; W: Whites; A: African-Americans; C: Colon cancer; R: Rectal cancer; OR: Odds ratio; CI: Confidence intervals.
Figure 6
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Figure 6 Subgroup analysis of the risk of colorectal cancer in the highest vs lowest category of Citrus intake by gender. F: Female; M: Male; OR: Odds ratio; CI: Confidence intervals.
Figure 7
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Figure 7 Meta-analysis of the risk of colorectal cancer in the highest vs lowest category of Apple intake. C: Colon cancer; R: Rectal cancer; OR: Odds ratio; CI: Confidence intervals.
Figure 8
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Figure 8 Nonlinear relation between Citrus fruit intake and the risk of colorectal cancer.
Figure 9
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Figure 9 Funnel plot. A: Funnel plot of studies evaluating for the association between Citrus fruit intake and risk of colorectal cancer. Dotted lines on both sides indicate 95% pseudo-confidence intervals; B: Funnel plot of studies evaluating for the association between Apple intake and risk of colorectal cancer. OR: Odds ratio; CI: Confidence intervals.