TABLE 2.
Dependent variable | Independent variable (compared with never smoker) | Odds ratio | 95% confidence interval | P value |
---|---|---|---|---|
Classified as having SS | Past smoker | 0.90 | 0.77‐1.06 | 0.18 |
Current smoker | 0.39 | 0.30‐0.52 | <0.001 | |
Ocular staining score ≥ 5 | Past smoker | 0.99 | 0.85‐1.17 | 0.99 |
Current smoker | 0.61 | 0.47‐0.79 | <0.001 | |
Schirmer I test result of ≤5 mm/5 min | Past smoker | 0.88 | 0.73‐1.04 | 0.14 |
Current smoker | 0.68 | 0.51‐0.91 | 0.01 | |
TBUT <10 s | Past smoker | 0.98 | 0.78‐1.22 | 0.86 |
Current smoker | 0.73 | 0.53‐1.01 | 0.06 | |
Labial salivary gland focus score > 1 | Past smoker | 0.97 | 0.83‐1.14 | 0.73 |
Current smoker | 0.28 | 0.20‐0.38 | <0.001 | |
Positive anti‐SSA/anti‐SSB antibodies | Past smoker | 0.87 | 0.73‐1.03 | 0.23 |
Current smoker | 0.59 | 0.44‐0.79 | <0.001 |
Note: Covariates adjusted for sex, age, country of residence, and patient‐reported health.
Abbreviations: SS, Sjögren syndrome; TBUT, tear breakup time.