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©The Author(s) 2024.
World J Gastrointest Surg. Feb 27, 2024; 16(2): 585-595
Published online Feb 27, 2024. doi: 10.4240/wjgs.v16.i2.585
Published online Feb 27, 2024. doi: 10.4240/wjgs.v16.i2.585
Table 3 Results of quality assessment using the Newcastle-Ottawa Scale for case-control studies
Ref. | Selection | Comparability | Exposure | Scores | |||||
Adequate definition of cases | Representativeness of the cases | Selection of controls | Definition of controls | Control for important factor1 | Ascertainment of exposure | Same method of ascertainment for cases and controls | Non-response rate | ||
Shakeri et al[31], 2013 | ★ | ☆ | ☆ | ★ | ★★ | ☆ | ★ | ★ | 6 |
Zhang et al[8], 2022 | ★ | ☆ | ☆ | ★ | ★★ | ★ | ★ | ☆ | 6 |
Zhang et al[34], 2022 | ★ | ★ | ★ | ★ | ★★ | ★ | ★ | ★ | 9 |
- Citation: Liu F, Tang SJ, Li ZW, Liu XR, Lv Q, Zhang W, Peng D. Poor oral health was associated with higher risk of gastric cancer: Evidence from 1431677 participants. World J Gastrointest Surg 2024; 16(2): 585-595
- URL: https://www.wjgnet.com/1948-9366/full/v16/i2/585.htm
- DOI: https://dx.doi.org/10.4240/wjgs.v16.i2.585