Table 4.
Sensitivity analysis of the association between glyphosate exposure and risk of non-Hodgkin lymphoma (NHL).
| Stratum | Number of studies | Meta-RR* | 95% CI |
|---|---|---|---|
| All | 6 | 1.3 | 1.0–1.6 |
| Case-control | 5 | 1.3 | 1.0–1.7 |
| Cohort | 1 | NR | |
| Population controls | 4 | 1.4 | 1.0–1.8 |
| Hospital controls | 1 | NR | |
| Males only | 4 | 1.3 | 1.0–1.7 |
| Males and females | 2 | 1.2 | 0.8–1.8 |
| North America | 3 | 1.2 | 1.0–1.6 |
| Europe | 3 | 1.3 | 0.8–2.1 |
| Sweden | 2 | 1.6 | 0.9–2.8 |
| Cases in 1980s | 2 | 1.6 | 1.0–2.7 |
| Cases in 1990s | 4 | 1.2 | 1.0–1.6 |
| Cases in 2000s | 3 | 1.2 | 0.8–1.7 |
*All meta-RRs were identical in random-effects and fixed-effects models.
CI: confidence interval; meta-RR: meta-analysis relative risk; NR: not reported, when only one study was available.