Table 3.
Multivariate Analyses for Trigger Digit and Each Covariate.
| Variable | OR | 95% CI | P value |
|---|---|---|---|
| CTS | |||
| Yes vs no | 1.56 | 1.03-2.36 | .04 |
| Age | 1.03 | 1.01-1.04 | .01 |
| Smoking | |||
| Never | 1.00 | Reference | |
| Current | 1.76 | 1.12-2.75 | .01 |
| Past | 1.56 | 0.98-2.47 | .06 |
| Rheumatoid arthritis | |||
| Yes vs no | 2.85 | 0.68-11.84 | .15 |
| Strain Index | |||
| 0 to 6 | 1.00 | Reference | |
| >6.0 | 1.53 | 1.04-2.23 | .03 |
| Osteoarthrosis | |||
| Yes vs no | 1.10 | 0.60-2.02 | .75 |
| Sex | |||
| F vs M | 0.79 | 0.53-1.19 | .26 |
| BMI | 1.01 | 0.98-1.04 | .53 |
| Diabetes mellitus | |||
| Yes vs no | 0.65 | 0.27-1.59 | .35 |
| Thyroid disorder | |||
| Yes vs no | 0.71 | 0.33-1.54 | .38 |
| Pregnancy | |||
| Yes vs no | 2.50 | 0.28-22.11 | .41 |
| History of hypertension | |||
| Yes vs no | 0.78 | 0.46-1.30 | .34 |
Note. OR = odds ratio; CI = confidence interval; CTS = carpal tunnel syndrome; BMI = body mass index.
Bold values are statistically significant.