Table 1.

Baseline characteristics of the healthy volunteers participating in the study and values of capillary refill time (CRT) in different sites and positions

VARIABLE	Value
Age, median [IQR], years	30 [27–35]
Weight, median [IQR], kg	65 [57–79]
Height, mean (SD), cm	169 (8.3)
Heart Rate, mean (SD), bpm	77 (10)
Systolic Arterial Pressure, mean (SD), mmHg	108 (13)
Mean Arterial Pressure, mean (SD), mmHg	83 (10)
Diastolic Arterial Pressure, mean (SD), mmHg	68 (8)
Cardiac Index, mean (SD), L/min	4.36 (1.19)
Temperature, mean (SD), °C	36.5 (0.2)
Oxygen saturation with pulse-oximetry, median [IQR], %	98 [97–99]
Respiratory Rate, median [IQR] bpm	13 [12, 13]
CRT MEASUREMENTS	Value
Standard Finger CRT, median [IQR], sec	1.04 [0.8–1.39]
Elevated Finger CRT, median [IQR], sec	1.17 [0.93–1.41]
Earlobe Semi-recumbent CRT, median [IQR], sec	1.10 [0.90–1.26]
Earlobe Supine CRT, median [IQR], sec	0.88 [0.75–1.06]

IQR Interquartile range, SD Standard deviation