From: Duffy antigen receptor for chemokines gene polymorphisms and malaria in Mangaluru, India
All malaria patients | Vivax malaria | Falciparum malaria | Mixed species malaria | |||||
---|---|---|---|---|---|---|---|---|
Wildtype | DARC 298A carriage | Wildtype | DARC 298A carriage | Wildtype | DARC 298A carriage | Wildtype | DARC 298A carriage | |
No | 757 | 152 | 521 | 112 | 69 | 13 | 167 | 27 |
Reported signs and symptoms in preceding 2 weeks | ||||||||
Fever | 99.6 (753/756) | 100.0 (152) | 99.6 (518/520) | 100.0 (112) | 100.0 (69) | 100.0 (13) | 99.4 (166) | 100.0 (27) |
Headache | 94.0 (711/756) | 94.7 (144) | 93.1 (484/520) | 95.5 (107) | 97.1 (67) | 92.3 (12) | 95.8 (160) | 92.6 (25) |
Muscle pain | 84.9 (642/756) | 91.4 (139)* | 84.2 (438/520) | 92.0 (103)* | 89.9 (62) | 84.6 (11) | 85.0 (142) | 92.6 (25) |
Back pain | 69.6 (526/756) | 77.6 (118)* | 67.9 (353/520) | 77.7 (87)* | 72.5 (50) | 69.2 (9) | 73.7 (123) | 81.5 (22) |
Fatigue/weakness | 86.1 (651/756) | 92.8 (141)* | 85.0 (442/520) | 91.1 (102) | 89.9 (62) | 92.3 (12) | 88.0 (147) | 100.0 (27) |
Chills/shivering | 88.1 (666/756) | 90.1 (137) | 88.1 (458/520) | 90.2 (101) | 82.6 (57) | 84.6 (11) | 90.4 (151) | 92.6 (25) |
Sweats | 73.5 (554/754) | 77.6 (118) | 76.1 (395/519) | 73.2 (82) | 65.2 (45) | 92.3 (12)* | 68.7 (114/166) | 88.9 (24)* |
Cough | 42.2 (319/756) | 45.4 (69) | 41.9 (218/520) | 47.3 (53) | 43.5 (30) | 46.2 (6) | 42.5 (71) | 37.0 (10) |
Nausea | 41.2 (311/754) | 44.1 (67) | 40.8 (212/519) | 42.0 (47) | 42.0 (29) | 38.5 (5) | 42.2 (70/166) | 55.6 (15) |
Vomiting | 29.8 (225/756) | 29.6 (45) | 28.5 (148/520) | 22.3 (25) | 30.4 (21) | 69.2 (9)* | 33.5 (56) | 40.7 (11) |
Diarrhoea | 3.3 (25/756) | 6.6 (10) | 2.9 (15/520) | 8.9 (10)* | 5.8 (4) | 0.0 (0) | 3.6 (6) | 0.0 (0) |
Abdominal pain | 31.7 (240/756) | 29.6 (45) | 30.0 (156/520) | 32.1 (36) | 40.6 (28) | 23.1 (3) | 33.5 (56) | 22.2 (6) |
Assessed parameters | ||||||||
GMPD (/µl; 95% CI) | 3364 | 3641 | 2995 | 3036 | 4681 | 11,580 | 4216 | 4428 |
(3011–3757) | (2800–4734) | (2626–3415) | (2253–4092) | (3148–6961) | (5055–26,527) | (3340–5321) | (2347–8354) | |
Splenomegaly (%, n) | 16.8 (126/751) | 27.0 (41)* | 14.5 (75/516) | 25.9 (29)* | 27.9 (19/68) | 38.5 (5) | 19.2 (32) | 25.9 (7) |
Axillary temperature (°C, mean ± SD), n = 903 | 37.2 ± 1.6 | 37.4 ± 1.5 | 37.1 ± 1.6 | 37.3 ± 1.4 | 37.3 ± 1.7 | 37.4 ± 2.0 | 37.3 ± 1.5 | 38.1 ± 1.4* |
Body mass index (BMI) (kg/m2; median, range), n = 887 | 19.5 (12.2–46.3) | 19.3 (13.6–33.3) | 19.8 (12.3–39.5) | 19.3 (13.6–33.3) | 19.1 (12.6–27.5) | 19.7 (14.6–24.9) | 19.0 (12.2–46.3) | 19.3 (16.7–31.9) |
Hypotension (systolic BP < 80 mm Hg; %, n) | 1.6 (12/756) | 2.0 (3) | 1.0 (5/520) | 1.8 (2) | 1.4 (1) | 0.0 (0) | 3.6 (6) | 3.7 (1) |
Severe thrombocytopenia (< 50,000/µl; %, n) | 12.3 (88/715) | 12.5 (18/144) | 10.5 (52/495) | 13.0 (14/108) | 21.0 (13/62) | 9.1 (1/11) | 14.6 (23/158) | 12.0 (3/25) |
Anaemia (%, n) | 34.3 (248/722) | 35.4 (52/147) | 30.1 (151/501) | 33.9 (37/109) | 41.0 (25/61) | 41.7 (5/12) | 45.0 (72/160) | 38.5 (10/26) |
Increased creatinine (> 1.4 mg/dl; %, n) | 3.3 (23/688) | 1.4 (2/140) | 2.7 (13/473) | 1.0 (1/103) | 4.9 (3/61) | 8.3 (1/12) | 4.5 (7/154) | 0.0 (0/25) |
Increased bilirubin (> 1.2 mg/dl; %, n) | 46.8 (324/693) | 56.1 (78/139)* | 46.3 (221/477) | 57.3 (59/103)* | 53.3 (32/60) | 50.0 (6/12) | 45.5 (71/156) | 54.2 (13/24) |