Table 2.

Subject characteristics

	Age, years	Weight, kg	Height, cm	BMI, kg/m2	Heart rate, bpm	BSA, m2
Total
Girls (n = 73)	12.5 [9.1–14.9]	46.0 [30.0–55.0]	158 [137–166]	17.5 [16.2–20.3]	80 [71–89]	1.41 [1.05–1.60]
Boys (n = 68)	12.8 [9.8–14.7]	43.5 [33.3–62.2]	158 [140–174]	18.2 [16.5–20.4]	81 [73–92]	1.40 [1.16–1.73]
0 to 6y
Girls (n = 8)	1.8 [1.2–3.3]	13.2 [9.1–15.5]	86 [74–97]	16.1 [15.8–16.4]	113 [95–134]	0.43 [0.40–0.48]
Boys (n = 4)	0.9 [0.8–1.3]	9.1 [8.6–10.4]	77 [73–81]	18.0 [16.4–18.1]	110 [106–121]	0.55 [0.41–0.64]
6 to 12y
Girls (n = 25)	9.6 [8.5–11.3]	33.0 [28.2–39.0]	142 [132–146]	16.4 [15.1–17.8]	85 [77–90]	1.13 [1.02–1.24]
Boys (n = 28)	9.9 [8.9–11.1]	33.8 [28.2–36.1]	142 [134–149]	16.2 [15.4–17.2]	84 [75–94]	1.17 [1.04–1.25]
12 to 18y
Girls (n = 40)	14.8 [13.3–16.4]	53.0 [48.8–58.3]	165 [162–170]	19.8 [18.1–21.6]	73 [69–81]	1.59 [1.51–1.67]
Boys (n = 36)	14.7 [13.4–16.5]	62.0 [52.0–68.6]	173 [166–180]	20.1 [18.8–22.0]	77 [67–86]	1.73 [1.58–1.87]