Table 1.
RRs (95% CIs) for mortality from IHD and all CVD from both internal and external comparisons with crude exposure assessments, in dioxin-exposed cohorts.
| Comparison type/cohort | No. | IHD | All CVD | Reference |
|---|---|---|---|---|
| External | ||||
| Canadian sawmilla | 23,829 | NA | 0.74 (0.71–0.76) | Hertzman et al. 1997 |
| Seveso | 6,745 | 1.00 (0.8–1.2) | 1.00 (0.8–1.1) | Bertazzi et al. 2001 |
| NIOSH | 5,132 | 1.09 (1.00–1.20) | NA | Steenland et al. 1999 |
| Finnish sprayers | 1,909 | 0.94 (0.80–1.10) | NA | Asp et al. 1994 |
| Yucheng | 1,823 | NA | 1.00 (0.8–1.3) | Tsai et al. 2007 |
| Hamburg | 1,177 | 0.97 (0.77–1.22) | 1.06 (0.90–1.24) | Flesch-Janys et al. 1998 |
| New Zealand | ||||
| Production | 813 | 1.04 (0.74–1.43) | 0.96 (0.72–1.27) | ‘t Mannetje et al. 2005 |
| Sprayers | 699 | 0.49 (0.31–0.75) | 0.52 (0.36–0.73) | |
| Dutch | 549 | 1.20 (0.8–1.6) | 1.00 (0.8–1.4) | Hooiveld et al. 1998 |
| BASF | 243 | 0.70 (0.4–1.1) | 0.80 (0.6–1.2) | Ott and Zober 1996 |
| Internal | ||||
| Ranch Hand | 20,340 | NA | 1.30 (1.0–1.6) | Ketchum and Michalek 2005 |
| Army Chemical Corps | 5,609 | NA | 1.06 (0.62–1.82) | Dalager and Kang 1997 |
NA, data not available.
a
Using an alternate method of estimating person-time, the SMR for all CVD was 1.14 (1.10–1.18).