Table 1 Demographic, clinical and laboratory characteristics of the Papuan and non-Papuan study subjects at disease presentation

Age

22 (15–39)

24 (15–44)

0.0028

Male: Female

48 : 9

98 : 7

0.063

Residence in years

21.5 (15–39) y

3 (2m to 24) y

0.000

Previous clinical malaria^*†

2 (0–16)

3 (0–11)

0.15

Time since last malaria attack^*

14w (8w-17m)

9w (6w-5.6m)

0.043

Duration of illness in days^†

4 (1–30)

2 (1–30)

0.0003

Temperature^†

38 (36.5-41)

38.6 (36.1-41.3)

0.1

Splenomegaly

26 (45.6%)

27 (25.7%)

0.01

Anaemia^§

34/52 (65.4%)

36/100 (36%)

0.001

Moderate anaemia^|

16/52 (30.8%)

20/100 (20%)

0.138

P. falciparum parasitaemia^‡

3,007(20–64,998)

2,346 (38–74,432)

0.76

P. vivax parasitaemia^‡

703 (55–9920)

2,592 (54–14124)

0.034