Table 4.

Item Usage by DYNHA® Chronic Pain Impact

	Item Administrations by VAS Pain Severity Group						Total Sample
	Mild		Moderate		Severe		Total Sample
Abbreviated Item Stem	n	%	n	%	n	%	n	%
How much pain ....during the past 4 weeks?	4	100%	28	100%	64	100%	96	100%
... pain make simple tasks hard to complete?	4	100%	28	100%	52	81.3%	84	87.5%
pain limit you in performing usual daily activities..	4	100%	28	100%	51	79.7%	83	86.5%
... pain interfere with general activities....	3	75.0%	21	75.0%	34	53.1%	58	60.4%
pain interfere with ... normal work.....?	1	25.0%	12	42.9%	36	56.3%	49	51.0%
restricted in performing routine daily activities because ..pain			11	39.3%	25	39.1%	36	37.5%
....pain limit... ability to concentrate on work	1	25.0%	7	25.0%	16	25.0%	24	25.0%
... pain keep you from enjoying social gatherings	3	75.0%	5	17.9%	5	7.8%	13	13.5%
How much bodily pain have you had ....	1	25.0%	1	3.6%	16	25.0%	18	18.8%
....leisure activities... affected by pain ...					14	21.9%	14	14.6%
....pain limits travel...			1	3.6%	13	20.3%	14	14.6%
...pain left you too tired to do work or daily activities			1	3.6%	9	14.1%	10	10.4%
....pain restrict you from going to social activities...			2	7.1%	5	7.8%	7	7.3%
.... Throbbing pain....					5	7.8%	5	5.2%
Mean and range of items administered	5.5 (5−6)		5.17 (5−6)		5.75 (4−19)		5.57 (4−19)

Note:13 additional items were used in the severe sample;: All items use a 4 week recall period