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Effect of one more ophthalmologist visit in the past six months on PCS score and work productivity loss, after adjusting for age, gender, CCI, and smoking status, respectively.
| Outcome | Mean difference / Mean relative risk | 95% CI | P-value |
|---|---|---|---|
| Physical component summary score | − 0.13 | − 0.16, − 0.10 | < 0.001 |
| Absenteeism | 1.01 | 0.98, 1.05 | 0.422 |
| Presenteeism | 1.02 | 1.01, 1.03 | 0.001 |
| Total work productivity impairment | 1.02 | 1.01, 1.03 | 0.001 |
CCI Charlson comorbidity index, CI confidence interval.
