German translation, cultural adaptation and validation of the unidimensional self-efficacy scale for multiple sclerosis

Table 4 Transformation of raw score to interval scale latent estimate for the USE-MS-G

Raw score	Interval estimate	Raw score	Interval estimate
0	0.00	19	18.88
1	2.55	20	19.81
2	4.20	21	20.73
3	5.28	22	21.63
4	6.14	23	22.51
5	6.88	24	23.36
6	7.59	25	24.19
7	8.29	26	24.99
8	9.02	27	25.75
9	9.79	28	26.49
10	10.60	29	27.22
11	11.45	30	27.94
12	12.34	31	28.69
13	13.25	32	29.50
14	14.18	33	30.43
15	15.12	34	31.61
16	16.06	35	33.37
17	17.00	36	36.00
18	17.95

ISSN: 1471-2377