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Table 1 Descriptive statistics for individual-level characteristics of participants

From: Individual and household characteristics of persons with Plasmodium falciparum malaria in sites with varying endemicities in Kinshasa Province, Democratic Republic of the Congo

Variable All RDT+ RDT− Χ2 p-value Total PCR+ PCR− Χ2 p-value
Total 1591 427 (27%) 1164 (73%)   1557 481 (31%) 1076 (69%)  
Age
 < 1 year 59 9 (15%) 50 (85%) < 0.001 57 9 (16%) 48 (84%) < 0.001
 1–5 years 307 89 (29%) 218 (71%)   299 79 (26%) 220 (74%)  
 6–10 years 263 116 (44%) 147 (56%)   255 125 (49%) 130 (51%)  
 11–15 years 232 97 (42%) 135 (58%)   229 108 (47%) 121 (53%)  
 16–25 years 247 58 (24%) 189 (76%)   243 75 (31%) 168 (69%)  
 > 25 years 483 58 (12%) 425 (88%)   474 85 (18%) 389 (82%)  
Sex
 Male 713 202 (28%) 511 (72%) 0.23 698 237 (34%) 461 (66%) 0.02
 Female 878 225 (26%) 653 (74%)   859 244 (28%) 615 (72%)  
Malaria in previous 6 months
 Yes-once 278 77 (28%) 201 (72%) 0.04 275 71 (26%) 204 (74%) 0.02
 Yes-many 114 43 (38%) 71 (62%)   112 46 (41%) 66 (59%)  
 No 1195 306 (26%) 889 (74%)   1166 362 (31%) 804 (69%)  
 NA 4 1 (25%) 3 (75%)   4 2 (50%) 2 (50%)  
Fever in previous week
 Yes 385 147 (38%) 238 (62%) < 0.001 380 151 (40%) 229 (60%) < 0.001
 No 1201 278 (23%) 923 (77%)   1172 327 (28%) 845 (72%)  
 NA 5 2 (40%) 3 (60%)   5 3 (60%) 2 (40%)  
Slept under bed net previous night
 Yes 714 194 (27%) 520 (73%) < 0.001 701 208 (30%) 493 (70%) 0.37
No 877 233 (27%) 644 (73%)   856 273 (32%) 583 (68%)  
Age of the bed net
 < 6 months 77 22 (29%) 55 (71%) 0.58 77 22 (29%) 55 (71%) 0.20
 6 months–1 year 70 13 (19%) 57 (81%)   70 13 (19%) 57 (81%)  
 1–3 years 339 97 (29%) 242 (71%)   329 103 (31%) 226 (68.7%)  
 > 3 years 110 31 (28%) 79 (72%)   110 32 (29%) 78 (71%)  
 No net or do not know 995 264 (26%) 731 (74%)   971 311 (32%) 660 (68%)  
Site of residence
 1 209 85 (41%) 124 (59%) < 0.001 205 95 (46%) 110 (54%) < 0.001
 2 217 67 (31%) 150 (69%)   210 80 (38%) 130 (62%)  
 3 249 91 (37%) 158 (63%)   241 101 (42%) 140 (58%)  
 4 268 78 (29%) 190 (71%)   258 79 (31%) 179 (69%)  
 5 92 25 (27%) 67 (73%)   92 32 (35%) 60 (65%)  
 6 168 70 (42%) 98 (58%)   167 79 (47%) 88 (53%)  
 7 388 11 (3%) 377 (97%)   384 15 (4%) 369 (96%)  
  1. Statistically significant p-values are indicated in italic