Copyright: ©Author(s) 2026.
World J Clin Pediatr. Jun 9, 2026; 15(2): 118424
Published online Jun 9, 2026. doi: 10.5409/wjcp.v15.i2.118424
Published online Jun 9, 2026. doi: 10.5409/wjcp.v15.i2.118424
Table 4 Screening characteristics of the Bristol stool chart compared to Rome IV functional constipation
| Parameter | Result | 95%CI |
| Sensitivity (%) | 48.8 | 33.3-64.5 |
| Specificity (%) | 98.3 | 95.6-99.5 |
| Positive predictive value (%) | 84 | 63.9-95.5 |
| Negative predictive value (%) | 91.2 | 87.0-94.4 |
| Positive likelihood ratio | 28.3 | 10.2-78.4 |
| Negative likelihood ratio | 0.5 | 0.4-0.7 |
- Citation: Ounboontham K, Ngoenmak T. Evaluating the role of the Bristol stool chart in diagnosing functional constipation in pediatric populations. World J Clin Pediatr 2026; 15(2): 118424
- URL: https://www.wjgnet.com/2219-2808/full/v15/i2/118424.htm
- DOI: https://dx.doi.org/10.5409/wjcp.v15.i2.118424