Anchor (N, Percent) | Option level of anchor(N, Percent) | Determination of cut-off values and grouping | |
---|---|---|---|
Anchor with MCID established(110,32.35%) | â‘ Scores in the scale related to research indicators related scales in subjective anchors (90, 26.47%) | Patients were divided into a minimal change group and an unchanged group according to anchors | |
â‘¡Objective indicator(20, 5.88%) | |||
Rank anchor(270, 79.41%) | ①Items of health status evaluation in the scale related to research indicators in subjective anchors(44, 12.94%) ②Patient’s rating of change or patient satisfaction in subjective anchors(226, 66.47%) | 5-point Likert (117, 34.41%): 1 = much worse; 2 = a little worse; 3 = no change; 4 = a little better; 5 = much better | minimal improvement group: 2 minimal deterioration group: 4 unchanged group: 3 |
7-point Likert (65, 19.12%): 1 = very much worse; 2 = much worse; 3 = a little worse, 4 = no change; 5 = a little better; 6 = much better; and 7 = very much better | minimal improvement group:5 or 6 minimal deterioration group: 2 or 3 unchanged group: 4 | ||
15-point Likert (32,9.41%):  -7-A very great deal worse  -6-A great deal worse  -5-A good deal worse  -4-Moderately worse  -3-Somewhat worse  -2-A little worse  -1-Almost the same, hardly any worse at all  0-No change  +1-Almost the same, hardly any better at all  +2-A little better  +3-Somewhat better  +4-Moderately better  +5-A good deal better  +6-A great deal better  +7-A very great deal better | minimal improvement group:-2,-3 minimal deterioration group: + 2, + 3 unchanged group: -1, 0, + 1 |