Table 2.
Number (%) of bacterial colonies in the conjunctiva before treatment (T1), after treatment with NSAIDS (T2), and after additional treatment with low-concentration povidone-iodine (T3)
| Pre-treatment | Post-treatment | ||
|---|---|---|---|
| (T1) | NSAIDS (T2) | LC-PI (T3) | |
| Number of BC | |||
| Median (IQRa) | 15 (0–75) | 5 (0–40) | 0 (0–0) |
| Min.-max. | 0–500 | 0–500 | 0–65 |
| Mean rank | 2.40 | 2.20 | 1.40 |
| p-valueb | <0.001 | ||
| BC category (n, %) | |||
| 0 (<5) | 17 (33.3) | 20 (39.2) | 39 76.5) |
| 5–45 | 18 (35.3) | 19 (37.3) | 11 21.6) |
| ≥50 | 16 (31.3) | 12 (23.5) | 1 (2.0) |
BC bacterial colonies, IQR interquartiles range, LC-PI low-concentration povidone-iodine
aInterquartile range given by 25 and 75% percentiles
bFriedman’s test for overall difference in distribution of no. of BC