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Crude and adjusted hazard ratios for developing Sjögren’s syndrome (SS) among patients with dry eye syndrome (DES) and comparison group during 2000–2008 follow-up.
| Development of SS | Total | DES | Comparison Group | |||
|---|---|---|---|---|---|---|
| No. | % | No. | % | No. | % | |
| Yes | 4256 | 2.4 | 2329 | 4.8 | 1927 | 1.5 |
| No | 172,990 | 97.6 | 46,375 | 95.2 | 126,615 | 98.5 |
| Crude HR (95% CI) | – | 3.30 (3.10–3.50) | 1.00 | |||
| Adjusted a HR (95% CI) | – | 3.64 (3.43–3.87) | 1.00 | |||
a Adjustments were made for sex and age.
