Primary study · included by 1 review
Bladder cancer among hairdressers: a meta-analysis.
Harling 2010 · Harling Melanie, Schablon Anja, Schedlbauer Grita, et al. · Occupational and environmental medicine · 2010
Included by
| Outcome this study informs | Pooled effect | Evidence | Certainty |
|---|---|---|---|
Risk of bladder cancer Hairdressers, job held ≥5 years vs Reference category per source meta-analysis | RR 1.52 [0.79, 2.93] | 3 studies · 47604 participants | Very low |
Risk of bladder cancer Hairdressers vs Non-hairdressers | RR 1.30 [1.14, 1.47] | 18 studies · 136301 participants | Very low |
Risk of bladder cancer Ever parity (has given birth) vs Nulliparity (never given birth) | RR 0.79 | NR | GRADE not reported |
Risk of bladder cancer Ever parity (has given birth) vs Nulliparity (never given birth) | RR 0.76 [0.70, 0.82] | 13 studies · 2699564 participants | Low |
Risk of bladder cancer Ever parity (has given birth) vs Nulliparity (never given birth) | RR 0.82 | NR | GRADE not reported |
Risk of bladder cancer Ever parity (has given birth) vs Nulliparity (never given birth) | RR 0.76 | NR | GRADE not reported |
Risk of bladder cancer Ever parity (has given birth) vs Nulliparity (never given birth) | RR 0.47 | NR | GRADE not reported |
Risk of bladder cancer Hairdressers, job held ≥10 years vs Reference category per source meta-analysis | RR 1.70 [1.01, 2.88] | 6 studies · 15768 participants | Very low |
Risk of bladder cancer Ever parity (has given birth) vs Nulliparity (never given birth) | RR 0.68 | NR | GRADE not reported |
Risk of bladder cancer Male career firefighters vs Non-firefighters | RR 1.16 [1.08, 1.26] | 10 studies | Very low |
Risk of bladder cancer Ever parity (has given birth) vs Nulliparity (never given birth) | RR 0.78 | NR | GRADE not reported |
1 including review in total.