Research Article
A Comparison of Tissue versus Swab Culturing of Infected Diabetic Foot Wounds
Table 2
Distribution of pathogens isolated from wounds of different PEDIS grade,
(%).
| | | Grade 2 | Grade 3 | Grade 4 | | | Swab | Tissue | Swab | Tissue | Swab | Tissue |
| | Number of pathogens species | | | | | | | 0 | 2 (20.0) | 3 (30.0) | 3 (10.3) | 4 (13.8) | 1 (5.9) | 0 (0.0) | | 1 | 6 (60.0) | 5 (50.0) | 15 (51.7) | 13 (44.8) | 5 (29.4) | 5 (29.4) | | ≥2 | 2 (20.0) | 2 (20.0) | 11 (38.0) | 12 (41.4) | 11 (64.7) | 12 (70.6) | | Classification of pathogens | | | | | | | | Gram-positive bacteria | 8 (72.7) | 8 (80.0) | 26 (61.9) | 23 (57.5) | 16 (57.1) | 10 (32.3) | | Gram-negative bacteria | 3 (27.3) | 2 (20.0) | 11 (26.2) | 13 (32.5) | 11 (39.3) | 19 (61.3) | | Fungi | 0 (0.0) | 0 (0.0) | 5 (11.9) | 4 (10.0) | 1 (3.6) | 2 (6.4) |
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