Table 1.

Characteristics of individuals screened and enrolled in the study

(Mean values, standard deviations and ranges)

	Screened (n 60)			Enrolled (n 15)
	Mean	sd	Range	Mean	sd	Range
Age (years)	21	2·5	18–28	21	2·2	18–26
Weight (kg)	80	12	59–116	80	16	60–116
Height (cm)	179	7	161–200	176	7	161–186
BMI (kg/m2)	25	3·5	19–35	26	4·4	20–35
Vitamin C (μmol/l)	49	16	6·8–77	31	11	8·8–44