ORs of NHP use only and concurrent prescription drug-NHP use compared with prescription drug use only by province
| Province | NHP use only | Concurrent prescription drug-NHP use | ||
|---|---|---|---|---|
| OR (95% CI) | p Value | OR (95% CI) | p Value | |
| Alberta total | 1.66 (0.19 to 14.62) | 0.650 | 4.78 (1.88 to 12.16) | <0.001 |
| British Columbia total | NA | – | NA | – |
| Western Canada total | 2.25 (0.26 to 19.78) | 0.465 | 6.38 (2.52 to 16.17) | <0.001 |
NA, not applicable; NHP, natural health product.