Table 1 General characteristics, including demographic and lifestyle data, of the study subjects
From: Urinary arsenic species concentration in residents living near abandoned metal mines in South Korea
| Characteristics | Total | Province | p-value | |||||
|---|---|---|---|---|---|---|---|---|
| Gangwon/Kyounggi/Inchon | Daegu/Gyeongbuk | Busan/Ulsan/Gyeongnam | Jeonnam/Jeonbuk | Chungnam/Chungbuk | ||||
| Total | 119 | 25(21.0) | 25(21.0) | 14(11.8) | 36(30.3) | 19(16.0) | ||
| Gender | Male | 54(45.4) | 7(28.0) | 13(52.0) | 4(28.6) | 19(52.8) | 11(57.9) | 0.132 |
| Female | 65(54.6) | 18(72.0) | 12(48.0) | 10(71.4) | 17(47.2) | 8(42.1) | ||
| Age(yr) | mean ± std | 70.76 ± 9.17 | 71.44 ± 9.51 | 71.12 ± 7.10 | 70.57 ± 7.94 | 68.89 ± 11.01 | 73.11 ± 8.31 | 0.578 |
| 41–59 | 13(10.9) | 2(8.0) | 1(4.0) | 2(14.3) | 7(19.4) | 1(5.3) | 0.541 | |
| 60–69 | 37(31.1) | 8(32.0) | 7(28.0) | 3(21.4) | 13(36.1) | 6(31.6) | ||
| ≥70 | 69(58.0) | 15(60.0) | 17(68.0) | 9(64.3) | 16(44.4) | 12(63.2) | ||
| Period fo residence(yr) | mean ± std | 50.28 ± 23.77 | 40.04 ± 24.30 | 57.68 ± 21.56 | 52.93 ± 20.53 | 51.92 ± 25.41 | 48.42 ± 22.50 | 0.117 |
| ≤40 | 35(29.7) | 12(50.0) | 3(12.0) | 4(28.6) | 11(30.6) | 5(26.3) | 0.178 | |
| 41–60 | 37(31.4) | 7(29.2) | 9(36.0) | 3(21.4) | 10(27.8) | 8(42.1) | ||
| ≥61 | 46(39.0) | 5(20.8) | 13(52.0) | 7(50.0) | 15(41.7) | 6(31.6) | ||
| Smoking | Current smoker | 14(11.8) | 2(8.0) | 5(20.0) | 2(14.3) | 5(13.9) | 0 (0.0) | 0.379 |
| Ex-smoker | 22(18.5) | 3(12.0) | 6(24.0) | 2(14.3) | 5(13.9) | 6(31.6) | ||
| Non-smoker | 83(69.7) | 20(80.0) | 14(56.0) | 10(71.4) | 26(72.2) | 13(68.4) | ||
| Alcohol | Drinking | 64(53.8) | 10(40.0) | 18(72.0) | 5(35.7) | 23(63.9) | 8(42.1) | 0.048 |
| Non-drinking | 55(46.2) | 15(60.0) | 7(28.0) | 9(64.3) | 13(36.1) | 11(57.9) | ||
| House income(KRW) | Below 500,000 | 63(52.9) | 19(76.0) | 11(44.0) | 7(50.0) | 18(50.0) | 8(42.1) | 0.035 |
| 500,000–1,000,000 | 20(16.8) | 1(4.0) | 3(12.0) | 3(21.4) | 11(30.6) | 2(10.5) | ||
| 1,000,000–2,000,000 | 36(30.3) | 5(20.0) | 11(44.0) | 4(28.6) | 7(19.4) | 9(47.4) | ||
| Mine working history | Yes | 17(14.4) | 0 (0.0) | 10(40.0) | 1(7.1) | 5(13.9) | 1(5.6) | 0.001 |
| No | 101(85.6) | 25(100.0) | 15(60.0) | 13(92.9) | 31(86.1) | 17(94.4) | ||
| Dietary water | Tap water | 30(31.9) | 3(12.5) | 3(50.0) | 5(41.7) | 10(27.8) | 9(56.3) | 0.037 |
| Underground water | 64(68.1) | 21(87.5) | 3(50.0) | 7(58.3) | 26(72.2) | 7(43.8) | ||
| Herbicide | Yes | 73(70.2) | 13(52.0) | 9(90.0) | 10(71.4) | 26(72.2) | 15(78.9) | 0.158 |
| No | 31(29.8) | 12(48.0) | 1(10.0) | 4(28.6) | 10(27.8) | 4(21.1) | ||