Table 1 Sample distribution and probable PTSD-positive rates in 2 groups
From: Prediction of posttraumatic stress disorder among adults in flood district
Variables | Group 1 (N = 17846) | Group 2 (N = 7632) | Total (N = 25478) | ||||
|---|---|---|---|---|---|---|---|
| Â | N | % | N | % | N | % | Probable positive rate of PTSD (%) |
x1 age | |||||||
   16~ | 8025 | 45.0 | 3364 | 44.1 | 11389 | 44.7 | 8.4 |
   35~ | 7019 | 39.3 | 3046 | 39.9 | 10065 | 39.5 | 9.2 |
   55~ | 2802 | 15.7 | 1222 | 16.0 | 4024 | 15.8 | 11.3 |
x2 gender | |||||||
   male | 8441 | 47.3 | 3557 | 46.6 | 11998 | 47.1 | 8.2 |
   female | 9405 | 52.7 | 4075 | 53.4 | 13480 | 52.9 | 10.2 |
x3 education | |||||||
   high school or higher | 1749 | 9.8 | 733 | 9.6 | 2482 | 9.7 | 3.1 |
   elementary school | 14360 | 80.5 | 6168 | 80.8 | 20528 | 80.6 | 8.0 |
   illiterate | 1737 | 9.7 | 731 | 9.6 | 2468 | 9.7 | 24.9 |
x4 occupation | |||||||
   nonfarmer | 1534 | 8.6 | 678 | 8.9 | 2212 | 8.7 | 6.2 |
   farmer | 16312 | 91.4 | 6954 | 91.1 | 23266 | 91.3 | 9.4 |
x5 type of flood | |||||||
   soaked | 9166 | 51.4 | 3936 | 51.6 | 13102 | 51.4 | 2.9 |
   collapsed | 6527 | 36.6 | 2799 | 36.7 | 9326 | 36.6 | 12.9 |
   flash flood | 2153 | 12.1 | 897 | 11.8 | 3050 | 12.0 | 24.9 |
x6 severity of flood | |||||||
   mild | 7984 | 44.7 | 3384 | 44.3 | 11368 | 44.6 | 1.7 |
   moderate | 3965 | 22.2 | 1720 | 22.5 | 5685 | 22.3 | 13.9 |
   severe | 5897 | 33.0 | 2528 | 33.1 | 8425 | 33.1 | 16.1 |
x7.1 were you trapped and waited for rescue during the flood? | |||||||
   no | 17364 | 97.3 | 7437 | 97.4 | 24801 | 97.3 | 8.5 |
   yes | 482 | 2.7 | 195 | 2.6 | 677 | 2.7 | 32.2 |
x7.2 were you seriously injured during the flood? | |||||||
   no | 17717 | 99.3 | 7585 | 99.4 | 25302 | 99.3 | 9.0 |
   yes | 129 | 0.7 | 47 | 0.6 | 176 | 0.7 | 32.4 |
x7.3 were your relatives or friends seriously injured during the flood? | |||||||
   no | 17654 | 98.9 | 7547 | 98.9 | 25201 | 98.9 | 9.0 |
   yes | 192 | 1.1 | 85 | 1.1 | 277 | 1.1 | 28.5 |
x7.4 did you witness others drowning during the flood? | |||||||
   no | 17753 | 99.5 | 7579 | 99.3 | 25332 | 99.4 | 9.0 |
   yes | 93 | 0.5 | 53 | 0.7 | 146 | 0.6 | 33.6 |
x7.5 was this flood your first experience of floods? | |||||||
   no | 7440 | 41.7 | 3169 | 41.5 | 10609 | 41.6 | 2.7 |
   yes | 10406 | 58.3 | 4463 | 58.5 | 14869 | 58.4 | 13.8 |
x7.6 was your house damaged by the flood? | |||||||
   no | 12109 | 67.9 | 5243 | 68.7 | 17352 | 68.1 | 4.4 |
   yes | 5737 | 32.1 | 2389 | 31.3 | 8126 | 31.9 | 19.3 |
x8.1 would you consider yourself tensed or highly strung-up? | |||||||
   no | 15078 | 84.5 | 6406 | 83.9 | 21484 | 84.3 | 7.5 |
   yes | 2768 | 15.5 | 1226 | 16.1 | 3994 | 15.7 | 18.1 |
x8.2 do you often feel life is very boring? | |||||||
   no | 15766 | 88.3 | 6707 | 87.9 | 22473 | 88.2 | 7.6 |
   yes | 2080 | 11.7 | 925 | 12.1 | 3005 | 11.8 | 20.7 |
x8.3 do you often feel lonely? | |||||||
   no | 16217 | 90.9 | 6901 | 90.4 | 23118 | 90.7 | 7.8 |
   yes | 1629 | 9.1 | 731 | 9.6 | 2360 | 9.3 | 22.6 |
x8.4 are you easily hurt when people find faults with you or your work? | |||||||
   No | 15081 | 84.5 | 6428 | 84.2 | 21509 | 84.4 | 7.2 |
   Yes | 2765 | 15.5 | 1204 | 15.8 | 3969 | 15.6 | 19.8 |
y PTSD | |||||||
   No | 16209 | 90.8 | 6933 | 90.8 | 23142 | 90.8 |  |
   Yes | 1637 | 9.2 | 699 | 9.2 | 2336 | 9.2 |  |