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Table 2 Comparison of health behaviours and physical health among LBCa and non-LBC by gender

From: The impact of parental migration on health status and health behaviours among left behind adolescent school children in China

  Males Females
  All
(n = 1536)
Non-LBC
(n = 1239)
LBC
(n = 297)
All
(n = 1450)
Non-LBC
(n = 1206)
LBC
(n = 244)
Dietary intake (%)       
   Felt hungry most of the time or always1 1.5% 1.2% 2.8% 1.1% 1.2% 0.6%
   Ate breakfast everyday2 75.1% 76.3% 69.4% 73.4% 73.8% 71.1%
   Ate vegetables ≥3 times/day2 61.0% 62.5% 53.3% 57.3% 58.0% 53.6%
   Ate fruits ≥3 times/day2 39.4% 39.2% 40.6% 37.1% 36.0% 42.8%
   Ate high-fat food ≥3 times/day2 15.9% 15.6% 17.8% 11.6% 11.2% 13.9%
   Ate sweetened snack ≥3 times/day2 23.6% 23.2% 25.6% 23.1% 22.4% 27.1%
   Drank sweetened beverage ≥3 times/day2 24.3% 24.4% 23.9% 11.9% 10.9% 17.5%
   Drank milk ≥6 days/week2 7.6% 7.3% 9.4% 7.2% 7.2% 7.2%
Physical activity & sedentary behaviours (%)      
   Physically active§ ≥4 days/week2 51.7% 53.3% 43.9% 46.6% 46.8% 45.8%
   Participated in sports team(s)3 31.1% 30.7% 33.3% 23.7% 23.6% 24.1%
   Watched TV ≥4 hours/day2 19.3% 19.4% 18.9% 18.7% 17.4% 25.9%
   Did homework ≥4 hours/day2 11.5% 12.5% 6.1% 19.5% 20.1% 16.3%
   Played electronic games ≥4 hours/day2 13.5% 13.0% 16.1% 5.1% 4.9% 6.0%
Internet use (%)       
   Used internet2 60.2% 60.0% 61.1% 44.7% 45.7% 39.2%
   Used internet ≥4 hours/day2 9.7% 9.5% 10.6% 3.9% 3.9% 4.2%
   Internet addiction 8.4% 7.7% 11.7% 3.2% 3.3% 2.4%
Tobacco & alcohol use (%)       
   Ever smoked 50.2% 49.3% 55.0% 10.8% 10.0% 15.1%
   Currently smoked1 17.1% 16.3% 20.6% 1.0% 0.6% 3.6%
   Ever drank alcohol 69.7% 69.1% 72.8% 42.7% 42.9% 41.9%
   Currently drank alcohol1 33.6% 32.7% 37.8% 13.1% 12.9% 14.5%
   Binge drinking¶1 12.1% 11.9% 13.3% 2.8% 2.1% 6.6%
   Reported symptoms of drunkenness3 22.6% 22.4% 23.9% 10.2% 10.0% 11.4%
Emotional and mental issues (%)       
   Felt lonely most of the time or always3 4.9% 4.6% 6.7% 6.9% 6.8% 7.8%
   Felt unhappy most of the time or always3 13.8% 13.7% 14.4% 16.8% 16.3% 19.3%
   Sleepless most of the time or always3 5.7% 5.4% 7.2% 6.3% 6.2% 6.6%
   Felt sad or hopeless ≥2 weeks3 8.6% 8.3% 10.0% 10.3% 10.2% 10.8%
   Suicide ideation3 6.3% 5.4% 11.1% 11.0% 10.3% 15.1%
   Suicide plan3 1.3% 1.1% 2.2% 2.0% 1.6% 4.2%
   Suicide attempt3 0.7% 0.6% 1.7% 1.2% 1.0% 2.4%
   Ideation of leaving home3 14.0% 13.1% 18.3% 14.1% 13.3% 18.7%
   Attempt of leaving home3 2.1% 2.0% 2.8% 0.7% 0.4% 2.4%
Nutritional health (%)       
   Overweight 6.2% 5.2% 11.1% 4.7% 4.5% 5.4%
   Obese 1.7% 1.6% 2.2% 0.9% 0.9% 1.2%
   Stunted 6.2% 5.8% 8.3% 4.4% 4.5% 3.6%
  Mean ± SD 4 Mean ± SD 4 Mean ± SD 4 Mean ± SD 4 Mean ± SD 4 Mean ± SD 4
   Height (cm) 160.5 ± 9.2 161.0 ± 9.2 158.3 ± 8.8 153.7 ± 5.3 153.9 ± 5.4 152.9 ± 5.2
   Weight (kg) 47.9 ± 9.9 48.1 ± 9.8 47.1 ± 10.4 44.2 ± 6.8 44.4 ± 6.8 43.2 ± 6.8
   BMI (kg/m 2 ) 18.4 ± 2.7 18.4 ± 2.7 18.6 ± 2.9 18.7 ± 2.5 18.7 ± 2.5 18.5 ± 2.5
  1. a: LBC: Left Behind Children; Totals for all categories may not sum to1536 (for boys) or 1450 (for girls) due to missing data;
  2. 1: in the past 30 days; 2: in the past 7 days; 3: in the past 12 months; 4: SD: Standard Deviation;
  3. §: Physically active represents children who were physically active for a total of at least 60 minutes per day, including all the time they spent in any kind of physical activity that increased their heart rate and made their breaths hard some of the time;
  4. Binge drinking: ever drank at least 5 glasses of alcohol within 1 or 2 hours in the past 30 day.