Table 1.

Basic clinical and parasitological characteristics of patients in the cohort with malarial episodes

	ASAQ	AL	P
Number of patients	129	133
Age (months), mean (±SD)	64.9 ± 33.0	65.0 ± 30.6	1
Sex: female/male	42/70	57/76	0.09
Weight (kg), mean (±SD)	19.8 ± 6.3	19.6 ± 5.6	0.8
Axillary temperature (°C), mean (±SD)	38.0 ± 1.0	37.6 ± 1.3	0.5
GMPD, asexual parasites/µL	29,100	30,700	0.5
Range	950–388,000	800–725,000
PD <1000, N (%)	4 (3.1)	3 (2.3)	1
PD 1000–200,000, N (%)	110 (85.3)	112 (84.2)	0.7
PD ≥200,000, N (%)	15 (11.6)	18 (13.5)	0.5
Mean haemoglobin, g/dL (±SD)	10.6 (1.1)	10.5 (1.3)	0.5
Anaemia (Hb < 11 g/dL), N (%)	75 (58.1 %)	78 (58.6)	0.9
AA genotype, N (%)	112 (86.8)	109 (82.0)	0.4
GMPD, asexual parasites/µL	29,500	30,300	0.8
Range	950–376,000	800–725,000
AS genotype, N (%)	17 (13.2)	24 (18.0)	0.3
GMPD, asexual parasites/µL	19,000	39,300	0.0001
Range	950–388,000	3360–487,000

Anaemia was defined as haemoglobin (Hb) <11 g/dL

GMPD geometric mean parasite density, PD parasite density