February 2010
| | | | |
No. of subjects
|
301
|
290
|
306
| |
No. of males:females (%)
|
151:150 (50:50)
|
150:140 (52:48)
|
146:160 (48:52)
|
0.613
|
Mean age in years (standard deviation)
|
6.7 (2.3)
|
7.6 (2.6)
|
8.7 (5.7)
|
<0.001†
|
No. of children who slept under an ITN or LLIN the night before the interview (%, 95% CI)
|
75 (24.9, 20.1-30.2)
|
44 (15.2, 11.2-19.8)
|
66 (21.6, 17.1-26.6)
|
0.012†
|
No. of febrile cases (%, 95% CI)
|
145 (48.2, 42.4-54.0)
|
123 (42.4, 36.7-48.3)
|
104 (34.0, 28.7-39.6)
|
0.002†
|
No. of slide positive (%, 95% CI)
|
167 (55.5, 49.7-61.2)
|
187 (64.5, 58.7-70.0)
|
140 (45.8, 40.1-51.6)
|
<0.001†
|
No. of RDT positive (%, 95% CI)
|
186 (61.8, 56.0-67.3)
|
190 (65.5, 59.7-71.0)
|
174 (56.9, 51.1-62.5)
|
0.093
|
Geometric mean of parasitaemia, expressed in parasites/μl of blood (95% CI)
|
37.5 (26.0-54.1)
|
79.9 (54.7-116.6)
|
18.5 (12.8-26.7)
| |
Sensitivity; specificity; PPV; NPV (%, 95% CI)
|
79.6 (75.7-83.0); 61.0 (56.1-65.8); 71.5 (67.5-75.2); 70.9 (65.8-75.6)
|
November 2011
| | | | |
No. of subjects
|
45
|
56
|
68
| |
No. of males:females (%)
|
25:20 (56:44)
|
42:14 (75:25)
|
35:33 (52:48)
|
0.021†
|
Mean age in years (standard deviation)
|
9.3 (1.7)
|
9.4 (1.8)
|
10.3 (3.2)
|
0.010
|
No. of children who slept under an ITN or LLIN the night before the interview (%, 95% CI)
|
21 (46.7, 31.7-62.1)
|
28 (50.0, 36.3-63.7)
|
21 (30.9, 20.2-43.3)
|
0.070
|
No. of febrile cases (%, 95% CI)
|
2 (4.4, 0.5-15.1)
|
6 (10.7, 4.0-21.9)
|
4 (5.9, 1.6-14.4)
|
0.485
|
No. of slide positive (%, 95% CI)
|
35 (77.8, 63.0-88.8)
|
40 (71.4, 57.8-82.7)
|
59 (86.8, 76.4-93.8)
|
0.156
|
No. of RDT positive (%, 95% CI)
|
29 (64.4, 48.8-78.1)
|
38 (67.9, 54.0-79.8)
|
47 (69.1, 56.8-79.8)
|
0.909
|
Geometric mean of parasitaemia, expressed in parasites/μl of blood (95% CI)
|
118.9 (50.1-282.2)
|
78.9 (35.9-173.4)
|
136.0 (77.3-239.0)
| |
Sensitivity; specificity; PPV; NPV (%, 95% CI)
|
80.6 (72.9-86.9); 83.3 (67.2-93.6); 94.7 (88.9-98.0); 53.6 (39.7-67.0)
|
May 2012
| | | | |
No. of subjects
|
137
|
153
|
126
| |
No. of males:females (%)
|
71:66 (52:48)
|
77:76 (50:50)
|
73:53 (58:42)
|
0.418
|
Mean age in years (standard deviation)
|
10.7 (0.9)
|
11.3 (2.0)
|
12.2 (2.5)
|
<0.001†
|
No. of children who slept under an ITN or LLIN the night before the interview (%, 95% CI)
|
63 (46.0, 37.4-54.7)
|
50 (32.7, 25.3-40.7)
|
55 (43.7, 34.8-52.8)
|
0.047†
|
No. of febrile cases (%, 95% CI)
|
4 (2.9, 0.8-7.3)
|
3 (2.0, 0.4-5.6)
|
5 (4.0, 1.3-9.0)
|
0.621
|
No. of slide positive (%, 95% CI)
|
111 (81.0, 73.4-87.2)
|
113 (73.9, 66.1-80.6)
|
102 (81.6, 73.0-87.4)
|
0.203
|
No. of RDT positive (%, 95% CI)
|
96 (70.1, 61.7-77.6)
|
108 (70.6, 62.7-77.7)
|
79 (63.2, 53.6-71.1)
|
0.356
|
Geometric mean of parasitaemia, expressed in parasites/μl of blood (95% CI)
|
158.4 (104.1-241.1)
|
68.7 (45.5-103.7)
|
125.9 (81.3-194.8)
| |
Sensitivity; specificity; PPV; NPV (%, 95% CI)
|
76.1 (71.1-80.6); 60.7 (49.7-70.9); 87.6 (83.2-91.2); 40.9 (32.4-49.8)
|