Dynamic weight-bearing assessment of pain in knee osteoarthritis: construct validity, responsiveness, and interpretability in a research setting

Table 3 Numbers of participants within each TRANS-Q response category and the corresponding DAP change median, range, mean, SD, and 95 % Confidence limits

		DAP change
							95 % CI
TRANS-Q (perceived change in pain)	n (N = 41)	Median	Min	Max	Mean	SD	Lower	Upper
7. A very great deal better	7	−3.0	−4.0	−1.0	−3.0	1.2	−4.9	−1.1
6. A great deal better	6	0.0	−2.0	2.0	−0.2	1.3	−2.4	2.0
5. A good deal better	4	−2.5	−5.0	−2.0	−3.0	1.4	−5.3	−0.7
4. Moderately better	6	−1.5	−8.0	0.0	−2.5	3.1	−7.6	2.6
3. Somewhat better	8	−2.0	−5.0	2.0	−1.9	2.2	−5.5	1.8
2. A little better	6	−0.5	−3.0	1.0	−0.7	1.6	−3.4	2.0
1. Almost the same, hardly any better at all	0
0. The same	4	−0.5	−1.0	2.0	0.0	1.4	−2.3	2.3
−1. Almost the same, hardly any worse at all	0
−2. A little worse	0
−3. Somewhat worse	0
−4. Moderately worse	0
−5. A good deal worse	0
−6. A great deal worse	0
−7. A very great deal worse	0
Improved (7 to 2)	37	−2.0	−8.0	2.0	−1.9	2.1	−5.3	1.6
no change (0)	4	−0.5	−1.0	2.0	0.0	1.4	−2.3	2.3

ISSN: 1477-7525