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Table 2 Socio-demographic characteristics by treatment group or gender

From: A RCT to evaluate a totally automated, culturally-adapted telephone counselor for increasing physical activity among physically inactive individuals in China

  % or Mean (SD)
All (n = 210) Intervention (n = 109) Control (n = 101) p* Male (n = 76) Female (n = 134) p*
Gender     NS    
 Male 36.2 36.7 35.6     
 Female 63.8 63.3 64.4     
Age (year) 41.4 (7.20) 41.9 (7.36) 40.9 (7.03) NS 40.0 (7.89) 42.2 (6.69) 0.036
Education level     NS    NS
 Primary or below 1.4 0.9 2.0   1.3 1.5  
 Junior high 7.1 7.3 6.9   6.6 7.5  
 Senior high 39.5 41.3 37.6   38.2 40.3  
 Junior college 28.1 24.8 31.7   21.1 32.1  
 University or above 23.8 25.7 21.8   32.9 18.7  
Marital status     NS    NS
 Single 5.7 6.4 5.0   7.9 4.5  
 Married 85.2 85.3 85.1   80.3 88.1  
 Separated 0.5 0.9 0.0   1.3 0.0  
 Divorced 7.6 7.3 7.9   10.5 6.0  
 Widowed 1.0 0.0 2.0   0.0 1.5  
Employment type     NS    0.037
 Full-time 69.5 69.7 69.3   78.9 64.2  
 Part-time or temporary 9.0 10.1 7.9   10.5 8.2  
 Unemployed 10.5 10.1 10.9   7.9 11.9  
 Retired 7.6 7.3 7.9   1.3 11.2  
 Others 3.3 2.8 4.0   1.3 4.5  
Smoking status     NS    < 0.001
 Never smoker 76.2 77.1 75.2   36.8 98.5  
 Current smoker 17.6 16.5 18.8   47.4 0.7  
 Ex-smoker 6.2 6.4 5.9   15.8 0.7  
Doctor-rated economic status     NS    NS
 Rich 2.4 2.8 2.0   0.0 3.7  
 Comparatively rich 22.4 20.2 24.8   21.1 23.1  
 Average 60.5 62.4 58.4   63.2 59.0  
 Below average 12.9 14.7 10.9   14.5 11.9  
 Poor 0.5 0.0 1.0   0.0 0.7  
 Don’t know 1.4 0.0 3.0   1.3 1.5  
Self-rated economic status     NS    NS
 Rich 0.5 0.9 0.0   0.0 0.7  
 Comparatively rich 12.4 11.9 12.9   6.6 15.7  
 Average 63.8 64.2 63.4   64.5 63.4  
 Below average 21.4 21.1 21.8   26.3 18.7  
 Poor 1.9 1.8 2.0   2.6 1.5  
Pay out-of-pocket for medical     NS    0.046
 No 1.4 1.8 1.0   3.9 0.0  
 Yes 98.6 98.2 99.0   96.1 100.0  
  1. Study was conducted at Shenzhen, China between July and August 2009
  2. NS: p < 0.05
  3. * Student’s t-test for age; Fisher’s Exact Test for Pay out-of-pocket for medical, Pearson Χ2 for all others