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Table 2 Demographic characteristics of patients in the three populations

From: Plasmodium falciparum gametocyte dynamics in areas of different malaria endemicity

 

Thailand

The Gambia

Tanzania

Total number of patients

7548

2020

1400

Age (years) 1

13 (2–43)

4 (1–10)

4 (1–32)

Male 2

3183 (56%)

613 (54%)

487 (43%)

History of illness (days) 1

2 (0–5)

No Data

3 (0–7)

Symptoms present 2

5458 (97%)

No Data

922 (88%)

Haematocrit (%) 1

35 (25–44)

30 (20–39)

31 (18–40)4

Palpable liver 2

868 (16%)

221 (20%)

No Data

Palpable spleen 2

1197 (22%)

517 (45%)

No Data

Axillary temperature 1

37.7 (36.1–39.6)

37.8 (36.2–40)

No Data

Parasitaemia (/μL) 1

6,920 (166–183,920)

32,500 (1,360–311,575)

59,400 (7,992–271,913)5

Parasitaemia (/μL) 2,3

   

   ≤ 1,600

1,867 (25%)

117 (6%)

395 (28%)

   1,600–4,000

1,100 (15%)

142 (7%)

454 (32%)

   4,000–20,000

2,206 (29%)

499 (25%)

262 (19%)

   > 20,000

2,330 (31%)

1,262 (62%)

289 (21%)

  1. 1 median and 90% range are presented.
  2. 2 number (%) of patients with this characteristic.
  3. 3 n = 49 patients in Thailand had confirmed parasitaemia on admission but the actual count was not recorded.
  4. 4 data available for n = 65.
  5. 5 data available for n = 257.