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Table 2 Comparison of prevalence of species of Plasmodium in long-tailed macaques

From: Distribution and prevalence of malaria parasites among long-tailed macaques (Macaca fascicularis) in regional populations across Southeast Asia

Sample origin Total number No. Pk (χ2 Exp.) % Pk No. Pcy (χ2 Exp.) % Pcy No. Pin (χ2 Exp.) % Pin No. Pct (χ2 Exp.) % Pct No. Pfi (χ2 Exp.) % Pfi Year
Batangas, Philippines 28 0 (1) 0 3 (2) 10.7 0 (1) 0 1 (1) 3.6 0 (0) 0 2012
Zamboanga, Philippines 40 0 (1) 0 1 (2) 2.5 2 (1) 5 1 (1) 2.5 0 (0) 0 2012
Vanny, Cambodia 54 0 (12) 0 27 (22) 50 12 (12) 22.2 16 (8) 29.6 1 (2) 1.9 2011
Southern Sumatra 50 0 (13) 0 48 (23) 96 10 (12) 20 0 (8) 0 0 (2) 0 2010
Guidong/Laos 44 1 (7) 2.3 29 (12) 65.9 0 (6) 0 0 (4) 0 1 (1) 2.3 2013
Bintan Island, Indonesia 20 0 (5) 0 13 (8) 65 5 (4) 25 1 (3) 5 2 (1) 10 2007
Singapore 40 0 (8) 0 26 (15) 65 5 (8) 12.5 2 (5) 5 4 (1) 10 2007
Total 276 1 0.4 147 53.3 34 12.3   20.4 12 3.4  
Sarawak, Malaysian Borneo [21] 82 71 (54) 86.6 52 (99) 63.4 69 (51) 84.1 52 (35) 63.4 4 (9) 4.9 2011
Sabah, Malaysian Borneo [26] 26 4 (4) 15.4 3 (7) 11.5 8 (4) 30.8 1 (2) 3.8 1 (1) 3.8 2014
Singapore [22] 157 45 (21) 28.7 40 (39) 25.5 1 (20) 0.6 2 (14) 1.3 11 (4) 7 2011
Hulu Selangor, Malaysia [20] 70 21 (17) 30.0 18 (31) 25.7 23 (16) 32.9 16 (11) 22.9 1 (3) 1.4 2015
Kuala Lumpur and Selangor, Malaysia [27] 41 0 0 2008
Kuala Lipis, Pahang, Malaysia [27] 75 10 13.3 2008
Thailand [25] 195 1 0.5 7 3.6 3 1.5 % 0 0 2010
Thailand [24] 105 0 0 2008
Indonesia [26] N/A N/A 3.2 % 2007
  1. The figures in brackets are expected number of infections estimated by Chi square test under the assumption of “Plasmodium parasite prevalence independent from the geographic location”
  2. Pk P. knowlesi, Pcy P. cynomolgi, Pin P. inui, Pct P. coatneyi, Pfi P. fieldi, No number, χ 2 Exp. Chi square test expected values, not done, N/A not available