Studies reporting prevalence estimates for moderate or severe chronic pain
| Study | Pain measure | CPGS grade III (%) | CPGS grade III by gender | CPGS grade IV (95% CI) | CPGS grade IV by gender (95% CI) |
|---|---|---|---|---|---|
| Smith et al35 | Chronic pain | – | – | 6.3% (5.9% to 6.7%) 5.7% (4.9% to 6.5%)* | M=5.7% (4.6% to 6.8%) F=6.9% (5.7% to 8.1%) |
| Torrance et al29 | Chronic pain | 6.2 | – | 6.0% | – |
| Parsons et al28 | Chronic pain | 6.5 | – | 7.8% | – |
| Bridges7† | Chronic pain | 4.7 | M=3.9% F=5.2% | 7.2% | M=6.5% F =7.7% |
| Torrance et al29 | Neuropathic pain | 1.8 | – | 2.6% | – |
*Estiamtes adjusted to sampling frame.
†Gender-stratified prevalence estimates from Bridges7 have been retrieved by access to the raw data.CPGS, Chronic Pain Grade Scale; F, Female; M, Male.