Table 1: Demographic characteristics of the sample in the field test  
Demographic (No. & %)   All subjects
(N=122)		   Patient subjects
(N=69)		   Healthy subjects
(N=53)		   Chi. Sq.  
Gender    
  Male   56 (45.9%)   33 (47.8%)   23 (43.4%)   0.237  
  Female   66 (54.1%)   36 (52.2%)   30 (56.6%)      
Age (Years)                  
  Mean (SD)   38.97 (13.76)   40.72 (12.03)   36.60 (15.62)   -1.557 (t-test)
Education level                  
  Primary school   14 (11.5%)   6 (8.7%)   8 (15.1%)      
  Secondary school   48 (39.3%)   25 (36.2%)   23 (43.4%)      
  Polytechnic & University or above   59 (48.4%)   37 (53.6%)   22 (41.5%)   2.359  
  Missing   1 (0.8%)   1 (1.4%)   0 (0%)      
Self-reported disease status                  
  Healthy   60 (49.2%)   12 (17.9%)   48 (92.2%)      
  Stable chronic illness   26 (21.3%)   22 (32.8%)   4 (7.8%)      
  Receiving active treatment   32 (26.2%)   32 (49.3%)   0 (0%)   65.320 **
  Missing   4 (3.3%)   3 (4.3%)   1 (1.9%)      
Self-reported health status                  
  Very poor   1 (0.8%)   1 (1.4%)   0 (0%)      
  Poor   14 (11.5%)   11 (14.5%)   4 (7.5%)      
  Neither poor nor good   50 (41.0%)   32 (46.4%)   18 (34.0%)   12.194 *
  Good   47 (38.5%)   25 (36.2%)   22 (41.5%)      
  Very good   10 (8.2%)   1 (1.4%)   9 (17.0%)      
                     

**Indicates the mean difference between the patient and health groups was significant at the 0.01 level. (2-tailed)
*Indicates the mean difference between the patient and health groups was significant at the 0.05 level. (2-tailed)