Table 1.

Baseline characteristics of hospital admissions

Total number of admissions, n	26,873
Total number of unique patients, n	17,660
Age, mean (SD), years	57 (17)
Female sex, n (%)	14,293 (53)
Race, n (%)
White	10,516 (39)
Black	12,580 (47)
Other/Unknown	3,777 (14)
Admission MEWS, median (IQR)	1 (1–1)
Days on ward, median (IQR)	5 (3–10)
Observations per person, per day, median (IQR)	3 (2–4)
Underwent surgery during hospitalization, n (%)	6,141 (23)
Deaths, n (%)	417 (1.6)

Characteristics are stratified at the hospital admission level.

Abbreviations: n, number of observations; SD, standard deviation; IQR, interquartile range.