Figure 1
Pretest and posttest independent bacteria counts_
| Variables | Pretest (bacteria count × 105 CFU/mL) | Posttest (bacteria count ×105 CFU/mL) | P-value | ||||
|---|---|---|---|---|---|---|---|
| Mean | Median | SD | Mean | Median | SD | ||
| Control | 30.19 | 63.7 | 683 | 23.80 | 2.25 | 37.62 | 0.004* |
| Intervention | 1946.50 | 227.0 | 2790 | 0.97 | 0.76 | 0.83 | 0.003* |
Type of bacteria present in pretest and posttest samples_
| Bacteria type | Control n (%) | Intervention n (%) | ||
|---|---|---|---|---|
| Pre (n = 15) | Post (n = 15) | Pre (n = 15) | Post (n = 15) | |
| Staphylococcus aureus | 8 (50) | 10 (62.5) | 10 (58.8) | – |
| Proteus mirabilis | 3 (18.75) | 3 (18.75) | 1 (5.9) | 1 (14.3) |
| Citrobacter freundii | 3 (18.75) | 3 (18.75) | 2 (11.8) | 3 (28.6) |
| Bacillus megaterium | 2 (12.5) | – | – | – |
| Bacillus subtilis | – | – | 4 (23.5) | 4 (57.1) |
Participant characteristics_
| Characteristics | n | % |
|---|---|---|
| Sex | ||
| Female | 15 | 50 |
| Male | 15 | 50 |
| Wound duration at week | ||
| 1 | 11 | 36.7 |
| 2 | 12 | 40.0 |
| 3 | 6 | 20.0 |
| 4 | 1 | 3.3 |
| DM duration in years | ||
| 1–3 | 10 | 33.3 |
| 4–7 | 16 | 53.3 |
| >7 | 4 | 13.3 |
Posttest bacteria count differences_
| Variables | Control group posttest | Intervention group posttest | P-value | ||
|---|---|---|---|---|---|
| Median | 95% CI | Median | 95% CI | ||
| Bacteria count,×105 CFU/mL | 2.25 | 2.20–16.35 | 7.6 | 7.82–62.57 | 0.018* |
Differences between control group and intervention group (M±SD)_
| Items | Control group | Intervention group |
|---|---|---|
| Age | 49.7 ± 8.4* | 52.5 ± 8.1* |
| HbA1c | 9.0 ± 1.0* | 9.6 ± 1.9* |
| Blood pressure | ||
| Systole | 122.9 ± 10.2* | 121.5 ± 10.1* |
| Diastole | 81.2 ± 9.0* | 78.8 ± 7.1* |
| Ankle Brachial Index (ABI) | 0.9 ± 0.07* | 0.9 ± 0.6* |