From: Validation of maternal report of early childhood caries status in Ile-Ife, Nigeria
 | Sensitivity | Specificity | Positive predictive value | Negative predictive value |
---|---|---|---|---|
Child history of dental service utilization | ||||
 Never used | 4.2 (0.51–14.3) | 97.3 (96.1–98.2) | 6.7 (0.82–22.1) | 95.6 (94.2–96.8) |
 Ever used | 50.0 (6.8–93.2) | 92.2 (81.1–97.8) | 33.3 (4.3–77.7) | 95.9 (86–99.5) |
Mothers’ education level | ||||
 Primary/No formal education | 12.5 (0.3–52.7) | 96.9 (91.1–99.4) | 25.0 (0.6–80.6) | 93.0 (86.1–97.1) |
 Secondary | 9.4 (2.0–25.0) | 97.6 (96.2–98.6) | 15.0 (3.2–37.9) | 96.0 (94.3–97.3) |
 Tertiary | 7.9 (0.2–36.0) | 95.2 (92.1–97.3) | 6.7 (0.2–31.9) | 95.8 (92.9–97.8) |
Mothers’ age | ||||
 < 30 years | 7.7 (0.2–36.0) | 96.6 (94.3–98.2) | 7.14 (0.18–33.9) | 96.9 (94.6–98.4) |
 30–39 years | 11.4 (3.2–26.7) | 97.0 (95.3–98.2) | 18.2 (5.2–40.3) | 95.0 (92.9–96.5) |
 ≥ 40 years | 0.0 (0.0–52.2) | 97.4 (92.6–99.5) | 0.0 (0.0–70.8) | 95.8 (90.4–98.6) |
Mother’s income | ||||
 ≤ N18,000 per month | 5.3 (0.1–26.0) | 98.4 (96.2–99.5) | 16.7 (0.4–64.1) | 94.4 (91.3–96.6) |
 N18,001–N60,000 per month | 4.4 (0.1–21.9) | 98.9 (97.4–99.6) | 16.7 (0.4–64.1) | 95.3 (93.0–97.0) |
 > N60,000 per month | 27.3 (6.0–61.0) | 93.0 (89.8–95.5) | 11.1 (2.4–29.2) | 97.6 (95.3–98.9) |
Mother’s ability to access health care for herself independently | ||||
 No | 5.4 (0.7–18.2) | 99.2 (98.4–99.7) | 25.0 (3.2–65.1) | 95.8 (94.1–97.0) |
 Yes | 20.0 (4.3–48.1) | 90.3 (86.3–93.4) | 9.7 (2.0–25.8) | 95.6 (92.4–97.7) |
Mother’s ability to make household purchase independently | ||||
 No | 5.3 (0.6–17.7) | 99.3 (98.4–99.7) | 25.0 (3.2–65.1) | 95.8 (94.2–97.0) |
 Yes | 25.0 (5.5–57.2) | 89.0 (84.5–92.5) | 9.7 (2.0–25.8) | 96.2 (92.9–98.2) |
Mother’s ability to make family visits independently | ||||
 No | 5.1 (0.6–17.3) | 99.3 (98.4–99.7) | 25.0 (3.2–65.1) | 95.6 (94.0–96.9) |
 Yes | 23.1 (5.0–53.8) | 89.8 (85.5–93.2) | 10.0 (2.1–26.5) | 96.0 (92.7–98.0) |