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Tear breakup time in pterygium and control eyes
| Test | Cases (n=95) | Controls (n=95) | ||
|---|---|---|---|---|
| Number | Percentage | Number | Percentage | |
| TBUT ≥10 sec (Normal) | 37 | 38.95 | 89 | 93.7% |
| TBUT <10 sec (Abnormal) | 58 | 61.05% | 6 | 6.3% |
Cases, eyes with pterygium; Controls, healthy eyes; TBUT, tear breakup time; sec, seconds
