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Table 1 Characteristics of participants

From: Comparing the performance of the EQ-5D-3 L and the EQ-5D-5 L in an elderly Chinese population

CharacteristicAll participants (n = 648)Participants who completed EQ-5D-3 L (n = 324)Participants who completed EQ-5D-5 L (n = 324)P-value
Age   0.244
 Mean (SD)73.25 (6.41)72.95 (5.78)73.54 (6.97) 
 Median (IQR)72.0 (8.00)72.50 (6.00)72.0 (9.00) 
 Range60.0 to 95.061.0 to 93.060.0 to 95.0 
Gender   0.937
 Male361 (55.7)181 (55.9)180 (55.6) 
 Female287 (44.3)143 (44.1)144 (44.4) 
BMI level   0.519
  < 25493 (76.1)250 (77.2)243 (75.0) 
  ≥ 25155 (23.9)74 (22.8)81 (25.0) 
Education   0.372
 Low (no/primary/secondary)615 (94.9)310 (95.7)305 (94.1) 
 High (tertiary/above)33 (5.1)14 (4.3)19 (5.9) 
Marital status   0.279
 Married603 (93.1)305 (94.1)298 (92.0) 
 Other (single/widowed/separated/divorced)45 (6.9)19 (5.9)26 (8.0) 
Household income per month   0.151
  < 2000 CNY443 (68.4)213 (65.7)230 (71.0) 
  ≥ 2000 CNY205 (31.6)111 (34.3)94 (29.0) 
  1. Note EQ-5D EuroQol five-dimensional questionnaire, EQ-5D-3 L (3 L) three-level version of the EQ-5D, EQ-5D-5 L (5 L) five-level version of the EQ-5D