Table 5 Patient questionnaire responses regarding factors contributing to early bottle exhaustion
Patient-reported reason for early bottle exhaustion | N (%) |
|---|---|
More than one drop comes out | 27 (30.6) |
Insufficient amount in bottle | 16 (18.1) |
Drop size too large/inconsistent | 16 (18.1) |
Can’t see tip of bottle | 10 (11.4) |
Can’t hold bottle steady | 8 (9.1) |
Misses eye | 4 (4.5) |
Not sure why | 3 (3.4) |
Poor vision | 2 (2.3) |
Can’t see if bottle empty | 2 (2.3) |