Table 2 Characteristics of complicated malaria cases per parasite species
From: Clinical and epidemiological aspects of complicated malaria in Colombia, 2007–2013
Variables | P. vivax (n = 1126) | P. falciparum (n = 1274) | Mixed infection (n = 153) | Total (n = 2553) | p valuea | ||||
|---|---|---|---|---|---|---|---|---|---|
n | % | n | % | n | % | n | % | ||
Gender | |||||||||
Male | 734 | 65.2 | 768 | 60.3 | 85 | 55.6 | 1587 | 62.2 | 0.010 |
Female | 392 | 34.8 | 506 | 39.7 | 68 | 44.4 | 966 | 37.8 | |
Age | |||||||||
≤15 years old | 268 | 23.8 | 366 | 28.8 | 47 | 30.7 | 681 | 26.7 | 0.012 |
>15 years old | 858 | 76.2 | 907 | 71.2 | 106 | 69.3 | 1871 | 73.3 | |
Time between symptoms onset and diagnosis | 0.044 | ||||||||
<24 h | 149 | 13.2 | 129 | 10.1 | 13 | 8.5 | 291 | 11.4 | |
24–48 h | 85 | 7.5 | 69 | 5.4 | 7 | 4.6 | 161 | 6.3 | |
48–72 h | 110 | 9.8 | 129 | 10.1 | 13 | 8.5 | 252 | 9.9 | |
>72 h | 781 | 69.4 | 947 | 74.3 | 120 | 78.4 | 1848 | 72.4 | |
No data | 1 | 0.1 | 0 | NA | 0 | NA | 1 | 0.04 | |
Travel to malaria-endemic area in the last 15 days (yes) | 625 | 55.5 | 536 | 42.1 | 52 | 34.0 | 1213 | 47.5 | <0.001 |
Malaria episodes (last 30 days; yes) | 219 | 19.4 | 187 | 14.7 | 35 | 22.9 | 441 | 17.3 | 0.001 |
Adequate anti-malarial treatmentb | 438 | 38.9 | 512 | 40.2 | 75 | 49.0 | 1025 | 40.1 | ns |
Blood transfusion (last 30 days; yes) | 33 | 2.9 | 54 | 4.2 | 9 | 5.9 | 96 | 3.8 | ns |