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Volume 12, Number 11—November 2006
Research

Staphylococcus aureus–associated Skin and Soft Tissue Infections in Ambulatory Care

Linda F. McCaig*Comments to Author , L. Clifford McDonald†, Sanjay Mandal†, and Daniel B. Jernigan†
Author affiliations: *Centers for Disease Control and Prevention, Hyattsville, Maryland, USA; †Centers for Disease Control and Prevention, Atlanta, Georgia, USA

Main Article

Table 1

Average annual percentage and rate of ambulatory care visits for selected skin and soft tissue infections, by diagnosis, United States*

Diagnosis ICD-9-CM code 1992–1994
2001–2003
% visits† 95% CI No. visits/10,000 persons/y 95% CI % visits† 95% CI No. visits/10,000 persons/y 95% CI
All visits NA NA 376.3 340.4–412.3 NA NA 410.7 368.7–452.7
Inflammatory disease of breast 611.0 3.9 2.6–5.3 14.8 9.6–20.0 3.2 2.1–4.9 13.2 7.4–19.0
Carbuncle and furuncle 680 3.0 1.7–4.2 11.1 6.2–16.0 3.8 2.8–5.1 15.6 10.8–20.4
Cellulitis and abscess of finger and toe 681 9.4 7.7–11.2 35.5 28.0–43.1 9.7 7.6–12.3 39.8 29.6–50.1
Other cellulitis and abscess 682 46.2 42.6–49.9 174.0 150.4–197.7‡ 53.2 49.1–57.2 218.4 188.7–248.1‡
Impetigo 684 14.3 11.5–17.2 53.9 42.2–65.6‡ 8.9 6.9–11.6 36.7 26.4–47.0‡
Unspecified local infection of skin and subcutaneous tissue 686.9 9.6 7.2–11.9 36.1 26.9–45.3 8.0 6.3–10.1 32.7 24.8–40.6
Other specified diseases of hair and hair follicles 704.8 9.5 7.6–11.4 35.7 28.2–43.2 10.9 8.7–13.7 44.9 33.9–55.9
Hydradenitis 705.83 1.8 0.8–2.7 6.6 2.9–10.3 2.0 1.3–3.3 8.3 4.2–12.4
Other skin and soft tissue infections § 3.4 1.7–5.1 12.9 6.6–19.2 1.9 1.1–3.2 7.8 3.5–12.1

*ICD-9-CM, International Classification of Diseases, Ninth Revision, Clinical Modification; CI, confidence interval; NA, not applicable.
†Total exceeds 100% because >1 diagnosis may be reported per visit.
‡1992–1994 95% CI overlaps with 2001–03 95% CI, but p<0.05.
§Includes ICD-9-CM codes 683 (acute lymphadenitis), 686.0 (pyoderma), 728.0 (myositis), 771.4 (omphalitis of the newborn), and 771.5 (neonatal infective mastitis).

*ICD-9-CM, International Classification of Diseases, Ninth Revision, Clinical Modification; CI, confidence interval; NA, not applicable.
†Total exceeds 100% because >1 diagnosis may be reported per visit.
‡1992–1994 95% CI overlaps with 2001–03 95% CI, but p<0.05.
§Includes ICD-9-CM codes 683 (acute lymphadenitis), 686.0 (pyoderma), 728.0 (myositis), 771.4 (omphalitis of the newborn), and 771.5 (neonatal infective mastitis).

Main Article

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Page updated: October 14, 2011
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