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. Author manuscript; available in PMC: 2011 Sep 1.

Published in final edited form as: J Pain Symptom Manage. 2010 Jun 30;40(3):391–404. doi: 10.1016/j.jpainsymman.2009.12.021

Table 1.

Comparison of Patient Demographic and Descriptive Characteristics Between Electronic (n= 67) and Paper Groups (n=67)

	Overall		Electronic		Paper

Variable	Mean	Standard Deviation	Mean	Standard Deviation	Mean	Standard Deviation	P- value
Age (years)	49.5	11.3	48.5	11.6	50.5	11.0	0.312
Gender (% male)	50.0		52.2		47.8		0.604
Duration of pain (years)	10.5	9.5	9.1	6.1	11.8	11.9	0.099
Average pain^a in 24 hours (0–10)	5.9	1.9	5.8	1.9	5.9	1.9	0.789
Currently taking pain meds (%)	96.2		94.0		98.5		0.366
Pain medication relief (0–100%)	52.6	24.7	51.6	21.3	53.7	27.8	0.633
Pain interferes^b with (1–10):
General activities	6.5	2.4	6.4	2.5	6.6	2.3	0.802
Mood	5.9	2.6	5.9	2.7	6.0	2.5	0.790
Walking	5.9	2.8	5.8	2.9	5.9	2.8	0.787
Sleep	6.5	2.9	6.4	3.0	6.5	2.8	0.942
Relations	5.0	2.5	5.0	2.4	5.1	2.5	0.863
Enjoyment	6.7	2.5	6.7	2.6	6.7	2.4	0.890
Normal work	6.8	2.4	6.7	2.7	7.0	2.1	0.499
General Health fair-poor (%)	49.2		52.2		46.2		0.490
Health over 1 yr (% worse)	41.8		43.2		40.3		0.726

^a

0=no pain; 10=pain as bad as you can imagine

^b

1=does not interfere; 10=completely interferes