Ellen de Kort

114 Chapter 7 Table 1. Patient characteristics Characteristic Entire population n = 91 Group 1 n = 18 Group 2 n = 8 Gestational age (wk), median (IQR) 27.7 (25.9-30.6) 25.3 (24.8-25.6) 24.8 (24.4-25.6) Birth weight (gr), median (IQR) 1,045 (825-1,560) 720 (634-864) 740 (716-791) Birth weight < 10th percentile, n (%) 23 (25) 5 (28) 0 Postnatal age (hr), median (IQR) 29 (9-213) 129 (38-173) 405 (384-681) Actual weight (gr), median (IQR) 1,100 (830-1,560) 705 (643-838) 923 (825-1,084) Male gender, n (%) 58 (64) 12 (67) 7 (88) Reason for intubation, n (%) IRDS 44 (48.4) 2 (11.1) 0 Apnea 19 (20.9) 9 (50) 5 (62.5) Sepsis/NEC 11 (12.1) 5 (27.8) 1 (12.5) Respiratory insufficiency 13 (14.3) 1 (5.6) 2 (25) Elective * 2 (2.2) 0 0 Other 2 (2.2) 1 (5.6) 0 Propofol starting dose, n (%) 0.5 mg/kg 1 (1) 1 (6) 0 1.0 mg/kg 30 (33) 4 (22) 5 (63) 1.5 mg/kg 23 (25) 5 (28) 3 (37) 1.75 mg/kg 9 (10) 0 0 2.0 mg/kg 26 (29) 6 (33) 0 2.5 mg/kg 2 (2) 2 (11) 0 * Including prior to surgery or tube exchange. Abbreviations: IRDS, infant respiratory distress syndrome; IQR, interquartile range; NEC, necrotizing enterocolitis.