Description of Toxic Shock Syndrome Cases.

Abbreviations: yr, years; MSP, seven-county Minneapolis-St. Paul metropolitan area; SA, Staphylococcus aureus; MRSA Methicillin-Resistant SA; MDH, Minnesota Department of Health.*Comparison of menstrual and non-mentstrual TSS cases. Student t-tests were used for continuous variables and Fisher's Exact Chi-Square tests were used for categorical variables.†Co-morbidities defined as in the Active Bacterial Core surveillance project [31].‡Hypotension defined as orthostatic hypotension or syncope, or systolic BP≤90 mmHg if age ≥16 yr, ≤5th percentile for age if §Multisystem involvement as defined as abnormality in three or more organ systems including gastrointestinal, muscular, mucous membranes, central nervous system, hematologic, hepatic, or renal. See Figure 1.