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Table 2 Infections based on ICD-10 codes recorded for cases and controls during the first hospital stay

From: The impact of methicillin-resistant S. aureus on length of stay, readmissions and costs: a register based case-control study of patients hospitalized in Norway

Infections Infection types (ICD-10 codes)
All Intestinal infectious diseases (A04; A08);
Tuberculosis (A15);
Sepsis (A41);
Erysipelas (A46);
Bacterial infection of unspecified site (A49);
Human immunodeficiency virus disease (B23);
Cytomegaloviral disease (B25);
Acute and subacute endocarditis (I33);
Acute upper respiratory infections (J03; J06);
Pneumonia/ other acute lower respiratory infections (J15; J18; J20; J21);
Abscess of anal and rectal regions/ peritonitis (K61; K65);
Infections of the skin and subcutaneous tissue (L02 – L04; L08);
Infectious arthropathies (M02);
Necrotizing fasciitis (M726);
Osteomyelitis (M86);
Acute tubulo-interstitial nephritis (N10);
Urinary tract infection, site not specified (N390);
Inflammatory disorders of breast/ infections of breast associated with childbirth (N61; O91)
Infection following a procedure, not elsewhere classified or due to internal fixation device (T814; T846)
Infections possibly caused by S. aureus
 Non-severe infections Bacterial infection of unspecified site (A49);
Acute tonsillitis, unspecified (J039);
Acute upper respiratory infections of multiple and unspecified sites (J06);
Abscess of anal and rectal regions (K61)
Cutaneous abscess, furuncle and carbuncle (L02);
Cellulitis (L03);
Other local infections of skin and subcutaneous tissue, unspecified (L08);
Urinary tract infection, site not specified (N390);
Inflammatory disorders of breast/ Infections of breast associated with childbirth (N61; O91)
 Severe infections Other sepsis (A41);
Acute and subacute endocarditis (I33);
Bacterial pneumonia, unspecified (J159);
Pneumonia, organism unspecified (J18);
Necrotizing fasciitis (M726);
Osteomyelitis (M86);
Acute tubulo-interstitial nephritis (N10);
Infection following a procedure, not elsewhere classified or due to internal fixation device (T814; T846)