TABLE 4.
Results for patients with suspected microbial keratitis
| Group or scrape | No. of isolates that werea:
|
|
|---|---|---|
| Positive | Negative | |
| Groupsb | ||
| A | 11 | 20 |
| B | 9 | 21 |
| Scrapesc | ||
| First | 17 (10, 7) | 44 (21, 23) |
| Second | 14 (8, 6) | 47 (23, 24) |
a
Numbers in parentheses represent results for groups A and B, respectively.
b
P = 0.65 for group A (first scrape into BHI, second scrape onto chocolate agar) versus group B (first scrape onto chocolate agar, second scrape into BHI).
c
P = 0.65 for groups A and B for first scrape versus second scrape (P = 0.58 for group A; P = 0.74 for group B).