Table 1: General characteristics of study patients.

Preintervention
(n = 630)
Tele-ICU
(n = 2193)
P value

Patient characteristics
 Age in yrs, mean, SD 66.1 (14.5)67.1 (15.3)0.1
 Male, n, %334 (53)1162 (53)0.8
 APSa, mean, SD37.1 (22.8)37.7 (19.4)0.6
 APACHEb IV, mean, SD49.7 (24.8)50.4 (21.0)0.5
Admission diagnosis by organ system, n, %
 Cardiovascular369 (58.6)1202 (54.8)0.1
 Pulmonary69 (10.9)299 (13.6)0.1
 Gastrointestinal38 (6.0)175 (8.0)0.1
 Neurologic 24 (3.8)108 (4.9)0.2
 Genitourinary/renal85 (13.5)240 (10.9)0.1
 Endocrinologic38 (6.0)149 (6.8)0.2
 Hematologic7 (1.2)20 (1.0)0.8

aAPS: acute physiologic score.
bAPACHE: Acute Physiologic and Chronic Health Evaluation.