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Table 3 Description of the derived factors/items of Chinese IPQ-R

From: How newly diagnosed HIV-positive men who have sex with men look at HIV/AIDS – validation of the Chinese version of the revised illness perception questionnaire

Factors/items No of items Range of scores Mean(SD) Floor effects (%)a Ceiling effects (%)b
Emotional Response 6 6-30 21.02(5.40) 1.33 2.67
Treatment Control 5 8-25 18.28(3.28) 0.44 5.33
Illness Coherence 4 4-20 12.25(3.21) 0.90 0.90
Timeline-acute/chronic 6 9-30 21.14(3.52) 0.44 0.44
Consequence 4 4-20 13.99(3.20) 0.44 4.44
Personal Control 3 4-15 10.17(2.19) 0.44 5.33
Helplessness 2 2-10 5.05(1.70) 6.67 1.78
Causal attribution
 God’s punishment 1 1-5 2.53(1.16) 16.89 8.44
 God’s will 1 1-5 2.54(1.17) 18.22 8.89
 Carelessness 1 1-5 4.06(1.04) 3.56 41.33
 Did not understand the risk 1 1-5 2.95(1.26) 9.78 16.44
 Believed it could not happen to self 1 1-5 3.46(1.19) 5.78 21.78
 Being deceived 1 1-5 2.81(1.14) 8.00 12.00
 Alcohol/drug use 1 1-5 1.99(0.87) 25.33 3.11
 Chance/bad luck 1 1-5 3.12(1.19) 7.56 12.11
  1. aThe percentages of respondents scoring the minimum value of the subscales/items
  2. bThe percentages of respondents scoring the maximum value of the subscales/items