Table 3.
Clinical characteristics of each unique SSTI case (n = 137)
| Variables | n | % |
|---|---|---|
| Etiologic agent | ||
| MRSAa | 55 | (40.15) |
| MSSA | 5 | (3.65) |
| Other organism | 8 | (5.84) |
| Unknown organism | 69 | (50.36) |
| Primary SSTI symptom | ||
| Purulentb | 34 | (24.82) |
| Non-purulentc | 15 | (10.95) |
| Skin breakdownd | 17 | (12.41) |
| Woundse | 34 | (24.82) |
| Unknown | 37 | (27.01) |
| Wound care | ||
| Yes | 67 | (48.91) |
| No | 70 | (51.09) |
| Incision & drainage | ||
| Yes | 12 | (8.76) |
| Purulent | 8 | (5.84) |
| Non-purulent | 1 | (0.73) |
| Skin breakdown | 0 | (0.00) |
| Wounds | 0 | (0.00) |
| Unknown | 3 | (2.19) |
| No | 125 | (91.24) |
| Type of antibiotic | ||
| Topical only | 24 | (17.52) |
| Topical and oral | 12 | (8.76) |
| Oral only | 86 | (62.77) |
| IV | 12 | (8.76) |
| Missing | 2 | (1.46) |
| Combination therapy | ||
| Yes | 41 | (29.93) |
| No | 96 | (70.07) |
| Adjunctive therapy | ||
| Yes | 68 | (49.64) |
| No | 69 | (50.36) |
| Clinical Outcomes | ||
| Cure | 16 | (11.68) |
| Failure | 19 | (13.87) |
| Improvement | 17 | (12.41) |
| Unknown | 84 | (61.31) |
a27 MRSA cases confirmed by wound culture, 28 MRSA presumed by colonization, as indicated by a history of MRSA infection in the patient chart
bPurulent SSTI included: 10 abscesses, 1 cyst (with drain), 1 folliculitis, 11 boils, 1 impetigo (probable) and 10 other infections with purulent discharge
cNon-purulent SSTI included: 10 cellulitis, 1 mastitis and 4 other infections with swelling/redness but no discharge
dSkin breakdowns included: 8 lacerations, 2 scabs, 2 abrasions, 2 warts, 2 rashes, 1 infected skin graft
eWounds included: 27 wound infections with no discharge and 7 bite wounds