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Table 2 Baseline characteristics of vivax malaria patients in Tengchong and Yingjiang counties, Yunnan, China

From: Monitoring Plasmodium vivax chloroquine sensitivity along China-Myanmar border of Yunnan Province, China during 2008–2013

  2008 (n = 22) 2009 (n = 9) 2010 (n = 84) 2011 (n = 43) 2012 (n = 123) 2013 (n = 322) Total (n = 603)
Sex        
Male 20 (89.9%) 8 (88.9%) 63 (75.0%) 28 (65.1%) 69 (56.1%) 165 (51.2%) 353 (58.5%)
Female 2 (9.1%) 1 (11.1%) 21 (25.0%) 15 (34.9%) 54 (43.9%) 157 (48.8%) 250 (41.5%)
Nationality        
Chinese 22 (100%) 9 (100%) 18 (21.4%) 10 (23.3%) 8 (6.5%) 5 (1.6%) 72 (11.9%)
Burmese 0 0 66 (78.6%) 33 (76.7%) 115 (93.5%) 317 (98.4%) 531 (88.1%)
Age (years)        
Mean ± SD 20.2 ± 1.4 22.4 ± 4.8 28.4 ± 8.2 33.5 ± 6.4 26.2 ± 10.2 18.3 ± 9.6 25.2 ± 6.8
Range 23-50 31-53 2-59 2-60 2-59 1-60 1-60
Body temperature (°C)        
Mean ± SD 38.1 ± 0.4 38.1 ± 0.8 38.5 ± 0.5 39.3 ± 0.5 38.8 ± 0.6 38.2 ± 0.8 38.5 ± 0.7
Rang 36.3-39.5 37.0-39.4 36.8-40 37.1-41.0 36.6-40.0 36.5-40.8  
Parasite count (per μl)        
Geometric mean 7,621 6,327 8,675 6,732 8,976 8,156 7,881
Range (per μl) 556-25,606 1,582-18,334 521-102,500 663-99,130 546-111,960 586-97,846 521-111,960