Diagnostic performance of visible severe wasting for identifying severe acute malnutrition in children admitted to hospital in Kenya
Polycarp Mogeni, Hemed Twahir, Victor Bandika, Laura Mwalekwa, Johnstone Thitiri, Moses Ngari, Christopher Toromo, Kathryn Maitland & James A Berkley
Volume 89, Number 12, December 2011, 900-906
Table 2. Diagnostic performance of visible severe wasting against anthropometric diagnosis of severe wasting among children aged 6 to 59.9 months admitted to two public hospitals in Kenya, 2007–2010
| Parameter | CPGH |
KDH |
||
|---|---|---|---|---|
| MUAC < 11.5 cm n = 3 953 | MUAC < 11.5 cm n = 7 213 | WHZ below −3 n = 6 720 | ||
| Sensitivity, % (95% CI) | 47.2 (43.2– 51.2) | 58.7 (55.3–62.1) | 44.7 (41.6–47.9) | |
| Specificity, % (95% CI) | 97.0 (96.3–97.5) | 96.1 (95.6–96.5) | 96.5 (96.0–97.0) | |
| PPV, % (95% CI) | 73.6 (69.0–77.8) | 65.2 (61.7–68.6) | 68.3 (64.5–71.8) | |
| NPV, % (95% CI) | 91.1 (90.1–92.0) | 94.9 (94.3–95.4) | 91.2 (90.5–91.9) | |
CI, confidence interval; CPGH, Coast Provincial General Hospital; KDH, Kilifi District Hospital; MUAC, mid-upper arm circumference; NPV, negative predictive value; PPV, positive predictive value; WHZ, weight-for-height z score.