Table 1.
Characteristics of 439 Trial Participants
| Characteristic | No. (%) |
|---|---|
| Mean (SD) age, y | 48.5 (13.5) |
| Female | 326 (74.3) |
| Surgery performeda | |
| Right eye only | 32 (7.3) |
| Left eye only | 56 (12.8) |
| Both eyes | 351 (80.0) |
| Previous surgery | |
| No | 429 (97.7) |
| Yes | 10 (2.3) |
| Treatment group | |
| Azithromycin | 292 (66.5) |
| Tetracycline | 147 (33.5) |
| Subjective assessment of vision | |
| Pain in eyesb | |
| No pain | 0 (0) |
| Some pain | 26 (6.2) |
| Moderate pain | 21 (5.0) |
| Severe pain | 373 (88.8) |
| Sight in bright sunlightc | |
| No difficulty | 4 (1.0) |
| Some difficulty | 36 (8.6) |
| Moderate difficulty | 350 (83.3) |
| Severe difficulty | 28 (6.7) |
a
A total of 790 eyelids had surgery, while 88 did not.
b
Data missing for 19 individuals.
c
Data missing for 21 individuals.