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Table 1 Participants' characteristics at baseline

From: Participants' preference for type of leaflet used to feed back the results of a randomised trial: a survey

Characteristics Responders (n = 132) Non-responders (n = 284) P-Values
Sex: male, n (%) 78/132 (59.1) 177/284 (62.3) 0.529
Ethnicity: white, n (%) 127/129 (98.4) 274/277 (98.9) 0.691
Employed: yes, n (%) 112/126 (88.9) 240/261 (92.0) 0.325
Age, years    
n 132 284 <0.001
Mean (SD) 43.0 (9.4) 39.2 (10.3)  
KQoL-26 (0-100, 100 = best health):    
Physical functioning    
N 131 283 0.962
Mean (SD) 59.3 (19.4) 59.2 (19.2)  
Activity limitations    
N 130 283 0.374
Mean (SD) 52.9 (25.1) 50.5 (25.2)  
Emotional functioning    
N 131 284 0.019
Mean (SD) 45.7(22.1) 40.4 (21.1)  
SF-36 (mean = 50, SD = 10, 100 = best health):a    
Physical component    
N 129 267 0.088
Mean (SD) 40.0 (8.3) 38.4 (8.8)  
Mental component    
N 129 267 0.388
Mean (SD) 49.1 (10.9) 48.0 (11.4)  
EQ-5D (0-1, 1 = best health)    
N 131 283 0.064
Mean (SD) 0.62 (0.23) 0.57 (0.27)  
  1. a The SF-36 physical and mental health summary scales use norm-based scoring; 50 (SD = 10) is the general United States population mean