Developing a short-form version of the HIV Disability Questionnaire (SF-HDQ) for use in clinical practice: a Rasch analysis

Table 11 Conversation table Uncertainty domain (5 items)—raw summed scores to predicted Rasch person scores for SF-HDQ uncertanity domain

Uncertainty domain (5 items)
Raw summed score—total Range: 0–20	Model predicted person score (location)	Model predicted person score (0–100 scale)
0	− 3.683	0
1	− 2.779	9
2	− 2.155	17
3	− 1.725	24
4	− 1.393	30
5	− 1.114	35
6	− 0.868	39
7	− 0.643	42
8	− 0.431	45
9	− 0.224	47
10	− 0.020	50
11	0.187	52
12	0.398	55
13	0.620	57
14	0.857	61
15	1.117	65
16	1.411	70
17	1.758	75
18	2.194	82
19	2.811	90
20	3.683	100

ISSN: 1477-7525