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Table 1 Descriptive characteristics of study participants by quintiles of DASH-style diet

From: The relationship between adherence to a Dietary Approach to Stop Hypertension (DASH) dietary pattern and insomnia

 Quintiles of DASH score (ranged from 0 to 40)
Q1 (n = 98)Q2 (n = 97)Q3 (n = 97)Q4 (n = 98)Q5 (n = 98)P-valuea
Age (y)15.07 ± 1.414.6 ± 1.514.6 ± 1.614.4 ± 1.514.1 ± 1.60.002
Physical activity (MET. h/week)45.1 ± 3.345.7 ± 3.244.7 ± 2.245.3 ± 4.145.5 ± 3.60.24
Weight (Kg)52.1 ± 9.0952.9 ± 11.451.4 ± 10.154.1 ± 11.454.7 ± 12.50.27
Waist circumference (cm)70.2 ± 7.570.2 ± 9.170.01 ± 8.172.2 ± 9.571.8 ± 8.90.3
BMI (kg/m2)21.05 ± 3.121.2 ± 4.0820.8 ± 3.421.9 ± 4.121.8 ± 4.30.22
Waist hip ratio0.76 ± 0.040.76 ± 0.050.77 ± 0.060.77 ± 0.090.76 ± 0.050.53
BMI percentiles (%)
 < 53.63.401.21.10.14
 5–8586.575.685.376.172.5
 85–958.110.911.19.617.2
 ≥951.810.13.613.19.2
Passive smoker (%)32.737.530.640.520.20.11
Menstruation (%)91.892.590.686.9820.09
Parent death (%)3.653.52.44.50.47
Parent divorce (%)104.25.93.63.40.12
  1. a One-way ANOVA and chi-squared analyses were used to test the trend of continuous and categorical variables, respectively, across the quintiles of DASH-style diet score