Table 2.
Positive rates of C. sinensis eggs categorized by river, locality, and gender
| River | Localities | No. examined. | No. (%) of positive cases
|
||
|---|---|---|---|---|---|
| Males | Females | Total | |||
| Guem-gang | 1 Geumji | 86 | 5 (6.4) | 0 (0.0) | 5 (5.8) |
| 2 Dosam | 70 | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| 3 Dudong | 66 | 3 (7.3) | 1 (4.0) | 4 (6.0) | |
| 4 Dumo | 65 | 1 (3.3) | 0 (0.0) | 1 (1.5) | |
| 5 Buri | 75 | 17 (31.5) | 1 (4.8) | 18 (23.7) | |
| 6 Wondong | 56 | 12 (46.2) | 2 (6.7) | 14 (24.6) | |
| 7 Jangsang | 74 | 2 (5.9) | 2 (5.0) | 4 (5.4) | |
| Subtotal | 492 | 40 (13.7) | 6 (3.0) | 46 (9.3) | |
| Han-gang | 8 Boktan | 50 | 17 (38.6) | 1 (16.7) | 18 (36.0) |
| 9 Geumkwan | 46 | 7 (16.3) | 1 (33.3) | 8 (17.4) | |
| 10 Haho | 47 | 4 (20.0) | 1 (3.7) | 5 (10.6) | |
| 11 Hwangsan | 51 | 1 (4.5) | 3 (10.3) | 4 (7.8) | |
| 12 Danglim | 100 | 4 (6.6) | 1 (2.6) | 5 (5.0) | |
| 13 Dukmok | 50 | 2 (7.4) | 0 (0.0) | 2 (4.0) | |
| 14 Bobat | 50 | 1 (2.9) | 0 (0.0) | 1 (2.0) | |
| 15 Kwangrak | 54 | 0 (0.0) | 1 (4.3) | 1 (1.9) | |
| 16 Gumchun | 57 | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| 17 Suhang | 50 | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| Subtotal | 555 | 36 (10.7) | 8 (3.6) | 44 (7.9) | |
| Yeongsan-gang | 18 Guemkang | 50 | 3 (15.8) | 4 (12.9) | 7 (14.0) |
| 19 Walak | 52 | 6 (12.8) | 1 (20.0) | 7 (13.5) | |
| 20 Kwangam | 71 | 3 (8.8) | 1 (2.7) | 4 (5.6) | |
| 21 Sinhak | 47 | 1 (4.5) | 1 (4.0) | 2 (4.3) | |
| 22 Bongmyong | 55 | 1 (5.0) | 1 (2.9) | 2 (3.6) | |
| 23 Juksan | 93 | 2 (5.4) | 1 (1.8) | 3 (3.2) | |
| 24 sinryong | 49 | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| 25 Sachang | 50 | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| 26 Eungok | 50 | 0 (0.0) | 0 (0.0) | 0 (0.0) | |
| Subtotal | 517 | 16 (6.3) | 9 (3.4) | 25 (4.8) | |
| Seomjin-gang | 27 Geumchun | 73 | 15 (50.0) | 13 (30.2) | 28 (38.4) |
| 28 Kyesan | 50 | 10 (37.0) | 8 (34.8) | 18 (36.0) | |
| 29 Dosa | 57 | 14 (51.9) | 7 (23.3) | 21 (36.8) | |
| 30 Oegok | 50 | 8 (38.1) | 9 (31.0) | 17 (34.0) | |
| 31 Hachun | 52 | 5 (22.7) | 7 (23.3) | 12 (23.1) | |
| 32 Bumwang | 100 | 5 (11.1) | 2 (3.6) | 7 (7.0) | |
| 33 Hapgang | 80 | 3 (8.1) | 2 (4.7) | 5 (6.3) | |
| 34 Aprok | 46 | 0 (0.0) | 1 (3.4) | 1 (2.2) | |
| Subtotal | 508 | 60 (26.5) | 49 (17.4) | 109 (21.5) | |
| Nakdong-gang | 35 Gobong | 129 | 5 (9.8) | 3 (3.8) | 8 (6.2) |
| 36 Oryong | 68 | 8 (21.1) | 0 (0.0) | 8 (11.8) | |
| 37 Yulgok | 50 | 8 (30.8) | 3 (12.5) | 11 (22.0) | |
| 38 Doheung | 90 | 3 (6.5) | 0 (0.0) | 3 (3.3) | |
| 39 Sinsung | 94 | 15 (33.3) | 8 (16.3) | 23 (24.5) | |
| 40 Yangseo | 121 | 11 (23.4) | 12 (16.2) | 23 (19.0) | |
| Subtotal | 552 | 50 (19.8) | 26 (8.7) | 76 (13.8) | |
| Total | 2624 | 202 (14.8) | 98 (7.8) | 300 (11.4) | |