A Double-Blind, Randomized, Crossover Comparative Study for Evaluating the Clinical Safety of Ephedrine Alkaloids-Free Ephedra Herb Extract (EFE)

Table 2

Baseline characteristics of subjects, vital signs, and hematological findings.

n	All Subjects	EHE-P	EFE-P
	12	6	6
Age, years	35.4±7.9	36.5±9.7	34.3±6.5
Height, cm	172.7±5.0	174.1±6.1	171.3±3.5
Weight, kg	62.2±5.3	61.2±6.9	63.3±3.3
Body temperature, °C	36.5±0.3	36.5±0.3	36.5±0.3
Systolic blood pressure, mmHg	113.7±6.9	111.8±7.4	115.5±6.5
Diastolic blood pressure, mmHg	72.5±7.7	70.8±8.5	74.2±7.2
Pulse rate, /min	70.7±10.6	71.8±10.5	69.5±11.6
White blood cell count, /× 1000 μL	4.1±1.0	4.5±1.0	3.6±0.8
Hemoglobin level, g/dl	14.1±0.7	13.9±0.7	14.4±0.6
Blood platelet count, ×10^3/μL	227±55	238±68	217±42

EHE-P: prior administration of EHE group; EFE-P: prior administration of EFE group