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Table 2 Characteristics of Prader-Willi patients according to weight change category

From: Effects of the COVID-19 pandemic and lockdown on the mental and physical health of adults with Prader-Willi syndrome

Characteristics Weight loss Weight gain p-value
N 39 22  
Age (years) 28.95 ± 8.31 [18.00–51.00] 27.32 ± 9.98 [18.00–50.00] 0.20
BMI (kg/m2) 34.60 ± 9.18 [19.60–52.00] 40.45 ± 9.45 [22.51–58.60] 0.02
Change in weight (kg and %) kg − 3.30 ± 2.93
% 3.68 ± 2.50
kg + 2.35 ± 1.54
% + 2.41 ± 1.57
0.0001
Sex N (%) Female 22 (56.0), male 17 (44.0) Female 11 (50.0), male 11 (50.0) 0.8
Type of residence N (%) Institution 6 (15.4)
Family home 33 (84.6)
Institution 2 (9.1)
Family home 20 (91.1)
0.69
Usual daily activities N (%) Yes 34 (87.2), no 5 (12.8) Yes 15 (68.2), no 7 (31.8) 0.10
Change in physical activity N (%) Increased 10 (25.6)
No increase 29 (74.4)
Increased 1 (4.5)
No increase 21 (95.5)
0.04
Change in time being sedentary (%) Decreased 3 (7.7)
No decrease 35 (92.3)
Decreased 1 (4.5)
No decrease 21 (95.5)
 > 0.99
Change in eating behavior (%) Improvement 20 (51.3)
No improvement 19 (48.7)
Improvement 3 (13.6)
No improvement 19 (86.4)
0.005
  1. Results are expressed as the means ± SD [range] for continuous variables and as frequencies and percentages for categorical variables. BMI body mass index