Table 2 Percentage of SSIs for the different patient categories
no SSI | SSI | Total | ORa | 95% confidence intervala | Siga | ||
|---|---|---|---|---|---|---|---|
Lower | Upper | ||||||
Indication | |||||||
Group 1: clean eye | 55 (94.8%) | 3 (5.2%) | 58 (54.2%) | 1 | 0.6b | ||
Group 2: non-clean eye | 28 (90.3%) | 3 (9.7%) | 31 (29%) | 2 | 0.4 | 10.4 | 0.4 |
Group 3: tumour | 16 (88.9%) | 2 (11.1%) | 18 (16.8%) | 2.3 | 0.4 | 14.9 | 0.4 |
Total | 99 (92.5%) | 8 (7.5%) | 107 (100%) | ||||
Implant use | |||||||
No implant | 55 (94.8%) | 3 (5.2%) | 58 (54.2%) | 1 | |||
Implant | 44 (89.8%) | 5 (10.2%) | 49 (45.8%) | 2.1 | 0.5 | 9.2 | 0.3 |
Total | 99 (92.5%) | 8 (7.5%) | 107 (100%) | ||||
Position of the horse | |||||||
Recumbent | 90 (93.8%) | 6 (6.3%) | 96 (89.7%) | 1 | |||
Standing | 9 (81.8%) | 2 (18.2%) | 11 (10.3%) | 3.3 | 0.6 | 19 | 0.2 |
Total | 99 (92.5%) | 8 (7.5%) | 107 (100%) | ||||
Antibiotic treatment | |||||||
Short term | 92 (93.9%) | 6 (6.1%) | 98 (91.6%) | 1 | |||
Long term | 7 (77.8%) | 2 (22.2%) | 9 (8.4%) | 4.4 | 0.7 | 25.9 | 0.1 |
Total | 99 (92.5%) | 8 (7.5%) | 107 (100%) | ||||
Surgery time | |||||||
< mean surgery time | 55 (91.7%) | 5 (8.3%) | 60 (56.1%) | 1.3 | 0.3 | 5.9 | 0.7 |
> mean surgery time | 44 (93.6%) | 3 (6.4%) | 47 (43.9%) | 1 | |||
Total | 99 (92.5%) | 8 (7.5%) | 107 (100%) | ||||
Conjunctival sac | |||||||
Not opened | 80 (93%) | 6 (7%) | 86 (80.4%) | 1 | |||
Opened | 19 (90.5%) | 2 (9.5%) | 21 (19.6%) | 1.4 | 0.3 | 7.5 | 0.7 |
Total | 99 (92.5%) | 8 (7.5%) | 107 (100%) | ||||