Table 1 Summary of participants by treatment group
From: Environmental modifiers of RTS,S/AS01 malaria vaccine efficacy in Lilongwe, Malawi
Variable | C3 + C (n = 248) | R3 + C (n = 262) | R3 + R (n = 247) | All (n = 757) |
|---|---|---|---|---|
Gender N (%) | ||||
Male | 130 (52.42) | 127 (48.47) | 121 (48.99) | 378 (49.93) |
Female | 117 (47.18) | 135 (51.53) | 125 (50.61) | 377 (49.80) |
Missing | 1 (00.40) | 0 (00.00) | 1 (00.40) | 2 (00.26) |
First Measured Roof Type N (%) | ||||
Grass | 49 (19.76) | 65 (24.81) | 48 (19.43) | 162 (21.40) |
Metal | 177 (71.37) | 176 (67.94) | 178 (72.06) | 531 (70.15) |
Missing | 22 (08.87) | 21 (8.02) | 21 (08.50) | 64 (08.45) |
Percent Vegetation Cover (100 m) N (%) | ||||
Less than 1% | 71 (28.63) | 72 (27.48) | 70 (28.34) | 213 (28.14) |
1 to 5% | 120 (48.39) | 138 (52.67) | 126 (51.01) | 384 (50.73) |
5 to 10% | 41 (16.53) | 40 (15.27) | 39 (15.79) | 120 (15.85) |
Over 10% | 5 (02.02) | 5 (01.91) | 3 (01.21) | 13 (01.72) |
Missing | 11 (04.44) | 7 (02.67) | 9 (03.64) | 27 (03.57) |
Estimated MTI Prevalence N (%) | ||||
Less than 1% | 32 (12.90) | 26 (09.92) | 25 (10.12) | 83 (10.96) |
1 to 5% | 115 (46.37) | 122 (46.56) | 110 (44.53) | 347 (45.84) |
5 to 10% | 55 (22.18) | 57 (21.76) | 54 (21.86) | 166 (21.93) |
Over 10% | 31 (12.50) | 39 (14.89) | 42 (17.00) | 112 (14.80) |
Missing | 15 (06.05) | 18 (06.87) | 16 (06.48) | 49 (06.47) |
Incidence Rate (Cases per Year) | ||||
First 18 Months | 0.50 | 0.28 | 0.22 | 0.33 |
Second 18 Months | 0.32 | 0.26 | 0.17 | 0.25 |
All Three Years | 0.42 | 0.28 | 0.19 | 0.30 |