Table 2.
Prevalences of Strongyloides stercoralis infection and HTLV-1 infection
| Birth year | Number of S. stercoralis-positive patients/number of tested patients (%) | Number of HTLV-1 positive patients/number of tested patients (%) | ||||
|---|---|---|---|---|---|---|
| Men | Women | Total | Men | Women | Total | |
| ≤ 1919 | 24/168 (14.8) | 14/106 (13.2) | 38/274 (13.9) | 31/168 (18.5) | 29/106 (27.3) | 60/274 (21.9) |
| 1920–1929 | 59/526 (11.2) | 22/326 (6.7) | 81/852 (9.5) | 83/526 (15.8) | 77/326 (23.6) | 160/852 (18.8) |
| 1930–1939 | 76/794 (9.6) | 27/500 (5.4) | 103/1,294 (8.0) | 141/794 (17.8) | 112/500 (22.4) | 253/1,294 (19.6) |
| 1940–1949 | 33/522 (6.3) | 8/365 (2.2) | 41/887 (4.6) | 66/522 (12.6) | 54/365 (14.8) | 120/887 (13.5) |
| 1950–1959 | 7/449 (1.6) | 2/300 (0.7) | 9/749 (1.2) | 38/449 (8.5) | 26/300 (8.7) | 64/749 (8.5) |
| 1960–1969 | 0/331 (0.0) | 0/207 (0.0) | 0/538 (0.0) | 23/331 (6.9) | 13/207 (6.3) | 36/538 (6.7) |
| 1970–1979 | 0/251 (0.0) | 0/163 (0.0) | 0/414 (0.0) | 6/251 (2.4) | 8/163 (4.9) | 14/414 (3.4) |
| 1980–1989 | 0/88 (0.0) | 0/72 (0.0) | 0/160 (0.0) | 1/88 (1.1) | 0/72 (0.0) | 1/160 (0.6) |
| ≥ 1990 | 0/25 (0.0) | 0/16 (0.0) | 0/41 (0.0) | 0/25 (0.0) | 0/16 (0.0) | 0/41 (0.0) |
| Total | 199/3,154 (6.3)* | 73/2,055 (3.6) | 272/5,209 (5.2) | 389/3,154 (12.3) | 319/2,055 (15.5)* | 708/5,209 (13.6) |
HTLV-1 = human T-cell lymphotropic virus type 1.
*
P < 0.001 for male vs. female by χ2 analysis.