Province (Fig. 1) | No. of subjects examined |
No. of cases positive for helminth eggs (%) |
||||||||
---|---|---|---|---|---|---|---|---|---|---|
Overall positive cases | Hookwormsa | Ascaris lumbricoides | Trichuris trichiura | Opisthorchis viverrini/MIFb | Hymenolepis nana | Taenia spp. | Enterobius vermicularisc | Othersd | ||
Northwestern regions | ||||||||||
Banteay Meanchey | 820 | 167 (20.4) | 143 (17.4) | 3 (0.4) | 8 (1.0) | 5 (0.6) | 0 (0.0) | 0 (0.0) | 3 (0.4) | 10 (1.2) |
Battambang | 807 | 44 (5.5) | 8 (1.0) | 3 (0.4) | 2 (0.2) | 2 (0.2) | 0 (0.0) | 0 (0.0) | 6 (0.7) | 26 (3.2) |
Oddar Meancheye | 2,449 | 604 (24.7) | 545 (22.3) | 0 (0.0) | 5 (0.2) | 32 (1.3) | 3 (0.1) | 5 (0.2) | 15 (0.6) | 26 (1.1) |
Pailin | 793 | 45 (5.7) | 16 (2.0) | 3 (0.4) | 6 (0.8) | 1 (0.1) | 0 (0.0) | 0 (0.0) | 5 (0.6) | 15 (1.9) |
Preah Vihear | 862 | 122 (14.2) | 52 (6.0) | 7 (0.8) | 6 (0.7) | 23 (2.7) | 5 (0.6) | 4 (0.5) | 10 (1.2) | 15 (1.7) |
Siem Reap | 493 | 126 (25.6) | 109 (22.1) | 2 (0.4) | 0 (0.0) | 2 (0.4) | 0 (0.0) | 0 (0.0) | 1 (0.2) | 17 (3.4) |
Southwestern regions | ||||||||||
Kampot | 2,732 | 691 (25.3) | 442 (16.2) | 110 (4.0) | 162 (5.9) | 1 (0.04) | 0 (0.0) | 1 (0.04) | 48 (1.8) | 14 (0.5) |
Koh Kong | 2,902 | 914 (31.5) | 202 (7.0) | 558 (19.2) | 176 (6.1) | 16 (0.6) | 21 (0.7) | 47 (1.6) | 48 (1.7) | 56 (1.9) |
Preah Sihanouk | 3,807 | 1,517 (39.8) | 373 (9.8) | 667 (17.5) | 800 (21.0) | 22 (0.6) | 3 (0.08) | 7 (0.2) | 42 (1.1) | 49 (1.3) |
Eastern regions | ||||||||||
Kratief | 3,034 | 422 (13.9) | 138 (4.5) | 23 (0.8) | 19 (0.6) | 103 (3.4) | 6 (0.2) | 4 (0.1) | 30 (1.0) | 108 (3.6) |
Mondulkiri | 837 | 176 (19.7) | 102 (12.2) | 1 (0.1) | 7 (0.8) | 5 (0.6) | 8 (1.0) | 13 (1.6) | 15 (1.8) | 22 (2.6) |
Ratanakiri | 959 | 149 (15.5) | 26 (2.7) | 4 (0.4) | 17 (1.8) | 27 (2.8) | 8 (0.8) | 11 (1.1) | 12 (1.3) | 44 (4.6) |
Stung Treng | 975 | 97 (9.9) | 44 (4.5) | 11 (1.1) | 9 (0.9) | 24 (2.5) | 0 (0.0) | 1 (0.1) | 0 (0.0) | 8 (0.8) |
Central and southern regions | ||||||||||
Kampong Cham | 2,593 | 822 (31.7) | 80 (3.1) | 4 (0.2) | 16 (0.6) | 622 (24.0) | 0 (0.0) | 9 (0.3) | 23 (0.9) | 178 (6.9) |
Kampong Chhnang | 1,795 | 494 (27.5) | 147 (8.2) | 27 (1.5) | 9 (0.5) | 10 (0.6) | 0 (0.0) | 2 (0.1) | 14 (0.8) | 261 (16.2) |
Kampong Thom | 846 | 69 (8.2) | 35 (4.1) | 0 (0.0) | 2 (0.2) | 11 (1.3) | 3 (0.4) | 0 (0.0) | 13 (1.5) | 8 (0.9) |
Pursatg | 770 | 163 (21.2) | 26 (3.4) | 0 (0.0) | 8 (1.0) | 3 (0.4) | 0 (0.0) | 0 (0.0) | 7 (0.9) | 126 (16.4) |
Svay Rieng | 838 | 112 (13.4) | 59 (7.0) | 17 (2.0) | 11 (2.0) | 5 (0.6) | 0 (0.0) | 4 (0.5) | 3 (0.4) | 11 (1.3) |
Takeoh | 3,889 | 1,715 (44.1) | 554 (14.2) | 38 (1.0) | 52 (1.3) | 924 (23.8) | 9 (0.2) | 7 (0.2) | 66 (1.7) | 160 (4.1) |
Total | 32,201 | 8,449 (26.2) | 3,101 (9.6) | 1,478 (4.6) | 1,315 (4.1) | 1,838 (5.7) | 66 (0.2) | 115 (0.4) | 361 (1.1) | 1,144 (3.6) |
b These eggs may include those of O. viverrini and minute intestinal flukes, such as Haplorchis spp..
c The results are based on the Kato-Katz fecal smear technique and not on the cellotape anal swab method.