MOR with 95% confidence intervals (CI) of deaths from liver cancer in contrast with CV-CB and non-cancer diseases controlling for age
| 1966–79 | 1980–89 | 1990–97 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Gender | Cause of death | E(+) | E(−) | MOR‡ (95% CI) | E(+) | E(−) | MOR (95% CI) | E(+) | E(−) | MOR (95% CI) |
| E(+), downstream village; E(−), upstream village. | ||||||||||
| *CV-CB (cardiovasular-cerebrovascular diseases) as reference disease include ICD-9 codes 390–398, 401–405, 410–414, 420–425, 428–429, 430–438. | ||||||||||
| †Cochran-Armitage test revealed significant linear trend for calendar periods in the downstream village with p values of 0.02 and 0.01 in contrast with CV-CB and non-cancer deaths, respectively. | ||||||||||
| ‡Mantel-Haenzel summary odds ratio were calculated after controlling for three age groups. | ||||||||||
| Male† | Liver cancer | 3 | 3 | 0.82 (0.15 to 4.44) | 13 | 6 | 3.19 (0.99 to 10.32) | 10 | 7 | 3.34 (1.00 to 11.13) |
| CV-CB diseases* | 30 | 22 | 25 | 36 | 19 | 34 | ||||
| Non-cancer diseases | 104 | 56 | 0.59 (0.12 to 2.88) | 104 | 86 | 1.78 (0.64 to 4.94) | 67 | 97 | 2.33 (0.84 to 6.50) | |
| Female | Liver cancer | 0 | 1 | – | 1 | 2 | 1.02 | 3 | 2 | 2.09 (0.35 to 12.59) |
| CV-CB diseases* | 25 | 18 | 28 | 21 | 13 | 15 | ||||
| Non-cancer diseases | 53 | 40 | – | 62 | 41 | 0.64 (0.06 to 6.56) | 45 | 45 | 1.96 (0.33 to 11.50) | |