Table 2 Patients’ characteristics

Age (years)

12 (IQR 6–15)*

11 (IQR 7–15)**

13 (IQR 6–20)*

14 (IQR 13–22)

Sex (male/female)

13/4

7/2

6/2

12/5

BSA (m²)

1.4 (IQR 0.8–1.6)*

1.4 (IQR 0.9–1.6)**

1.3 (IQR 0.7–1.6)*

1.5 (IQR 1.4–2.2)

HR (bps)

81 (71–91)

78 (60–97)

84 (75–93)**

74 (67–81)

SBP (mmHg)

101 (90–112)***

103 (88–119)**

98 (78–118)***

131 (121–141)

DBP (mmHg)

56 (48–64)

57 (48–67)*

54 (37–71)*

64 (58–70)

EDVi (ml/m²)

104 (86–121)

122 (97–147)***†

84 (64–104)

90 (83–98)

ESVi (ml/m²)

58 (49–68)***

68 (54–82)****†

48 (36–60)*

36 (32–41)

SVi (ml/m²)

46 (36–55)****

54 (40–67)†

36 (26–47)*

54 (50–58)

EF (%)

43 (49–68)****

44 (39–49)****

43 (37–49)****

60 (58–63)

CI (l/min/m²)

3.4 (2.8–4.0)

3.8 (2.7–4.9)

2.9 (2.2–3.7)**

4.0 (3.6–4.5)