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Table 1 Subject demographics and baseline characteristics (Efficacy set)

From: Effects of recombinant human growth hormone treatment on growth, body composition, and safety in infants or toddlers with Prader-Willi syndrome: a randomized, active-controlled trial

 

Eutropin group

(N = 16)

Comparator group

(N = 13)

p-value or

mean differencea (95% CI)

Gender, male to female ratio

5/11

6/7

0.466†

Age, months

 Mean (SD)

4.81 (2.04)

8.04 (5.81)

0.048‡

 Range

3.0–10.6

2.3–24.0

 

Gestational age

  

0.299†

 < 37 weeks, n (%)

1 (6.25)

3 (23.08)

 

 ≥ 37 weeks, < 42 weeks, n (%)

15 (93.75)

10 (76.92)

 

 ≥ 42 weeks, n (%)

0 (0.00)

0 (0.00)

 

Weight at birth, kg

2.86 (0.34)

2.49 (0.48)

0.022§

Height SDS

−1.04 (0.94)

−2.08 (0.92)

1.04 (0.33, 1.76)

Height velocity, cm/year

21.46 (12.17)

19.51 (13.68)

1.94 (−7.91, 11.80)

Weight SDS

−1.80 (1.46)

−2.44 (1.20)

0.65 (−0.39, 1.68)

BMI, kg/m2

15.01 (1.92)

15.21 (2.02)

−0.20 (−1.71, 1.30)

Head circumference, cm

40.76 (1.30)

42.23 (2.45)

−1.47 (−3.06, 0.12)

LBM, g

3438.86 (600.18)

3691.72 (745.93)

−252.87 (−765.33, 259.60)

Percent body fat, %

41.53 (8.51)

40.04 (10.30)

1.49 (−5.67, 8.65)

Bone mineral density, g/cm

0.37 (0.07)

0.37 (0.07)

0.00 (−0.06, 0.05)

BA, months

3.1 (1.9)

5.6 (4.1)

−2.5 (−5.1, 0.1)

Motor development, score

14.1 (10.6)

26.2 (18.1)

−12.2 (− 23.2, − 1.1)

Cognitive development, score

28.0 (16.6)

48.5 (28.9)

−20.5 (− 39.5, − 1.6)

IGF-I SDS

−2.27 (0.07)

− 2.20 (0.19)

−0.06 (− 0.18, 0.06)

IGFBP-3 SDS

−0.89 (0.65)

− 0.71 (0.92)

−0.18 (− 0.78, 0.42)

  1. Abbreviations: CI confidence interval, SD standard deviation, SDS standard deviation score, BMI body mass index, LBM lean body mass, BA bone age, IGF-I insulin-like growth factor I, IGFBP-3 IGF-binding protein 3
  2. Data are given as mean (SD) unless otherwise indicated
  3. aMean difference is Eutropin group – comparator group
  4. †p-value obtained from Fisher’s exact test
  5. ‡p-value obtained from Wilcoxon’s rank sum test
  6. §p-value obtained from two sample t-test