Characteristics | Sensitivity | Specificity | Total agreement | LR+ | LR− | PPV | NPV |
---|---|---|---|---|---|---|---|
% (95% CI) | % (95% CI) | % (95% CI) | LR+ (95% CI) | LR− (95% CI) | % (95% CI) | % (95% CI) | |
Total | 87.6 (85.9–89.2) | 75.8 (74.4–77.1) | 79.0 (77.9–80.0) | 3.6 (3.4–3.8) | 0.16 (0.14–0.19) | 57.5 (56.1–58.9) | 94.2 (93.5–94.9) |
Children age | |||||||
0–6 Months | 85.7 (42.0–99.3) | 90.1 (50.1–95.6) | 89.7 (83.0–96.5) | 8.7 (4.0–18.7) | 0.16 (0.03–0.97) | 46.1 (20.4–73.8) | 98.5 (90.5–99.9) |
7–23 Months | 86.1 (81.9–89.3) | 80.7 (78.6–82.7) | 81.8 (80.0–83.6) | 4.5 (4.0–5.0) | 0.17 (0.13–0.22) | 53.3 (59.1–57.4) | 95.8 (94.4–96.8) |
24–59 Months | 88.1 (86.0–89.8) | 72.9 (71.1–74.5) | 77.5 (76.2–78.8) | 3.2 (3.0–3.5) | 0.16 (0.14–0.19) | 58.9 (56.6–61.2) | 93.2 (92.0–94.2) |
Sex | |||||||
Male | 87.6 (85.1–89.8) | 74.7 (72.8–76.6) | 78.3 (76.7–79.8) | 3.5 (3.2–3.7) | 0.17 (0.14–0.20) | 57.2 (55.3–59.1) | 93.9 (92.8–94.9) |
Female | 87.6 (85.0–89.9) | 76.9 (75.0–78.7) | 79.7 (78.2–81.2) | 3.8 (3.5–4.1) | 0.16 (0.13–0.20) | 57.8 (55.7–59.8) | 94.5 (93.4–95.4) |
Location | |||||||
Urban | 83.6 (78.3–88.1) | 86.3 (84.6–87.9) | 86.0 (96.7–98.1) | 6.1 (5.4–7.0) | 0.19 (0.14–0.25) | 45.5 (42.3–48.8) | 97.5 (96.7–98.1) |
Rural | 88.3 (86.5–90.0) | 68.3 (66.4–70.1) | 75.3 (72.9–76.7) | 2.8 (2.6–3.0) | 0.17 (0.15–0.20) | 60.2 (58.7–61.7) | 91.5 (90.2–92.6) |
Zone | |||||||
North Central | 92.8 (89.5–95.3) | 73.5 (70.4–76.5) | 79.1 (76.6–81.4) | 3.5 (3.1–3.9) | 0.10 (0.07–0.14) | 58.5 (55.7–61.3) | 96.2 (94.5–97.4) |
North East | 86.7 (82.3–90.4) | 74.3 (71.2–77.3) | 77.6 (75.0–80.0) | 3.4 (3.0–3.8) | 0.18 (0.13–0.24) | 54.5 (51.4–57.7) | 94.0 (92.1–95.5) |
North West | 85.0 (81.9–87.8) | 63.3 (59.9–66.6) | 72.2 (69.8–74.5) | 2.3 (2.1–2.6) | 0.24 (0.19–0.29) | 61.5 (59.3–63.7) | 86.0 (83.4–88.2) |
South East | 94.0 (86.5–98.0) | 80.6 (76.8–84.4) | 82.6 (79.2–85.6) | 4.9 (4.0–5.9) | 0.07 (0.03–0.17) | 45.4 (40.7–50.1) | 98.7 (97.1–99.5) |
South South | 79.5 (72.1–85.6) | 85.4 (82.3–88.1) | 84.2 (81.4–86.8) | 5.5 (4.4–6.7) | 0.24 (0.18–0.33) | 58.3 (53.0–63.3) | 94.2 (92.2–95.7) |
South West | 93.4 (87.5–97.1) | 84.9 (81.8–87.7) | 86.3 (83.6–88.7) | 6.2 (5.1–7.5) | 0.08 (0.04–0.15) | 55.3 (50.5–60.1) | 98.5 (97.1–99.2) |
Fever in the last 2 weeks | |||||||
No | 86.5 (83.8–88.9) | 82.7 (81.2–84.2) | 83.6 (82.3–84.9) | 5.0 (4.6–5.5) | 0.16 (0.14–0.20) | 60.1 (57.9–62.3) | 95.3 (94.4–96.1) |
Yes | 88.6 (86.2–90.7) | 65.8 (63.5–68.1) | 73.2 (71.4–74.9) | 2.6 (2.4–2.8) | 0.17 (0.14–0.21) | 55.4 (53.6–57.1) | 92.4 (90.9–93.6) |
Treated fever | |||||||
No | 92.8 (87.7–96.4) | 70.5 (63.1–77.2) | 81.1 (76.4–85.2) | 3.2 (2.5–4.0) | 0.10 (0.06–0.18) | 73.9 (69.1–78.1) | 91.7 (86.2–95.2) |
Yes | 87.6 (84.4–90.0) | 65.3 (62.9–67.7) | 92.4 (90.9–93.7) | 2.5 (2.3–2.7) | 0.19 (0.15–0.23) | 52.2 (50.3–54.0) | 92.4 (90.9–93.7) |
Slept under LLITNs | |||||||
No | 86.7 (84.3–88.9) | 78.0 (76.3–79.6) | 80.3 (78.9–81.6) | 3.9 (3.6–4.3) | 0.17 (0.14–0.20) | 57.7 (54.9–60.3) | 94.5 (93.4–95.4) |
Yes | 88.6 (85.9–90.8) | 72.5 (70.2–74.6) | 77.2 (75.5–78.9) | 3.2 (2.9–3.5) | 0.16 (0.13–0.15) | 57.4 (54.4–60.3) | 93.8 (92.4–95.1) |
Building material | |||||||
Totally improved | 87.8 (84.2–90.6) | 82.5 (80.8–84.1) | 83.4 (82.0–84.8) | 5.0 (4.6–5.5) | 0.14 (0.11–0.19) | 49.9 (46.3–53.5) | 97.1 (96.3–97.8) |
Partially improved | 89.2 (86.5–91.5) | 71.1 (68.7–73.3) | 76.6 (74.8–78.4) | 3.1 (2.8–3.4) | 0.15 (0.12–0.19) | 57.5 (54.4–60.6) | 93.7 (92.1–95.1) |
Nothing improved | 85.1 (81.5–88.2) | 60.4 (55.9–64.7) | 72.4 (69.6–75.3) | 2.2 (1.9–2.4) | 0.24 (0.20–0.31) | 67.1 (63.1–70.8) | 81.1 (76.9–84.9) |
Anaemia level | |||||||
Severe | 97.7 (93.5–99.5) | 38.7 (26.6–51.9) | 78.8 (72.3–84.3) | 1.6 (1.3–2.0) | 0.06 (0.02–0.19) | 77.1 (73.4–80.4) | 88.9 (71.5–96.2) |
Moderate | 89.3 (87.1–91.3) | 63.7 (61.0–66.3) | 74.2 (72.3–76.0) | 2.5 (2.3–2.7) | 0.17 (0.14–0.20) | 63.0 (61.2–64.8) | 89.6 (87.7–91.3) |
Mild | 82.7 (78.0–86.8) | 77.7 (75.2–80.0) | 78.7 (76.6–80.8) | 3.7 (3.3–4.2) | 0.22 (0.17–0.28) | 49.5 (46.6–52.5) | 94.4 (93.0–95.6) |
Not anaemic | 81.9 (76.5–86.5) | 85.1 (83.3–86.8) | 84.7 (83.0–86.3) | 5.5 (4.8–6.3) | 0.21 (0.16–0.28) | 44.3 (41.2–47.5) | 97.0 (96.1 - 97.7) |