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Table 1 Demographic Characteristics of Children and Their Parents

From: Assessment of psychosocial functioning and its risk factors in children with pectus excavatum

Variables Patient group Control group P
  n =337 n =370  
Children    
   Age* 10.9(2.8) 11.0(2.5) 0.61
   Gender†    
Male 266(78.9) 290(78.4) 0.95
Female 71(21.1) 80(21.6)  
   Education†‡    
Non-attendance 10(3.0) 6(1.6) 0.68
Primary school 232(68.8) 253(68.4)  
Secondary school 95(28.2) 111(30.0)  
Parents    
   Age* 38.1(6.6) 38.5(7.4) 0.45
   Gender†    
Male 143(42.4) 148(40.0) 0.51
Female 194 (57.6) 222(60.0)  
   Marital status†    
Marries 306(90.8) 332(89.7) 0.78
Divorced 30(8.9) 35(9.5)  
Widowed 1(0.3) 3(0.8)  
   Education†‡    
Lower education 96(28.5) 101(27.3) 0.86
Intermediate education 138(40.9) 150(40.5)  
Higher education 103(30.6) 119(32.2)  
   Household income per year (RMB) †    
<20000 72(21.4) 69(18.6) 0.67
20000-30000 185(54.9) 193(52.2)  
>30000 80(23.7) 108(29.2)  
  1. *Data given as mean (SD)
  2. †Values are presented as number (percentage)
  3. ‡Children's education in the Mainland China is a state-run system of public education. The government provides primary education for six years, starting at age 6 or 7, followed by six years of secondary education for ages 12 to 18. Some of the children aged 6 did not attend school.
  4. Parents' educational level is divided into lower, intermediate and higher education. Lower education then involves elementary education, general secondary education junior-level, lower vocational education; Intermediate education involves general secondary education-senior level, and vocational education-junior level; Higher education involves vocational education-senior level and university education.