Table 2.
Demographic characteristics and malaria outcomes for individuals retained in the study versus those lost-to-follow-up.
| Lost-to-follow-up | |||
|---|---|---|---|
| Variable | No n=2,007 n (%) |
Yes n=456 n (%) |
p-value1 |
|
| |||
| Study arm | |||
| Arm A (New MC) | 813 (40.5) | 188 (41.2) | 0.526 |
| Arm B (Delayed MC) | 828 (41.3) | 195 (42.8) | |
| Arm C (Old MC) | 366 (18.2) | 73 (16.0) | |
| Age categories | |||
| ≤5 | 252 (12.6) | 96 (21.1) | <0.001 |
| 6–17 | 571 (28.5) | 154 (33.8) | |
| 18–34 | 500 (24.9) | 81 (17.8) | |
| >=35 | 684 (34.1) | 125 (27.4) | |
| Sex | |||
| Male | 859 (42.8) | 218 (47.8) | 0.1272 |
| Female | 1141 (56.9) | 237 (51.0) | |
| Don’t know/Refuse | 2 (0.1) | 1 (0.2) | |
| Missing | 5 (0.3) | 0 (0.0) | |
| Educational attainment | |||
| No schooling/ less than primary | 973 (48.5) | 241 (52.9) | 0.0022 |
| Primary | 453 (22.6) | 107 (23.5) | |
| Middle, secondary, or matric | 447 (22.3) | 100 (21.9) | |
| Higher secondary or more | 130 (6.5) | 8 (1.8) | |
| Don’t know or missing | 4 (0.2) | 0 (0.0) | |
| Occupation | |||
| Farmer or agricultural laborer | 105 (5.2) | 33 (7.2) | <0.001 |
| Other employment or trade | 385 (19.2) | 71 (15.6) | |
| Housewife | 616 (30.7) | 93 (20.4) | |
| Student | 686 (34.2) | 172 (37.7) | |
| Child, not in school | 163 (8.1) | 73 (16.0) | |
| None | 50 (2.5) | 13 (2.9) | |
| Other or refused | 2 (0.1) | 1 (0.2) | |
| Any malaria by RDT | |||
| No | 1,988 (99.1) | 417 (91.5) | <0.0012 |
| Yes | 12 (0.6) | 36 (7.9) | |
| Missing | 7 (0.4) | 3 (0.7) | |
| Any malaria by PCR | |||
| No | 1,931 (96.2) | 259 (56.8) | <0.001 |
| Yes | 51 (2.5) | 188 (41.2) | |
| Missing | 25 (1.3) | 9 (2.0) | |
| Any malaria by RDT or PCR | |||
| No | 1,955 (97.4) | 266 (58.3) | <0.001 |
| Yes | 52 (2.6) | 190 (41.7) | |
| Asymptomatic malaria infection3 | 0.142 | ||
| No | 31 (60.8) | 93 (49.2) | |
| Yes | 20 (39.2) | 96 (50.8) | |
| Subpatent malaria infection4 | 0.752 | ||
| No | 11 (21.6) | 37 (19.6) | |
| Yes | 40 (78.4) | 152 (80.4) | |
MC = malaria camp; RDT = rapid diagnostic test; PCR = polymerase chain reaction
1
χ2 p-value, unless otherwise noted
2
Fishers exact test
3
Asymptomatic malaria infections are RDT+ or PCR+ and fever−
4
Subpatent malaria infections are RDT− and PCR+