Table 5.

Differences between the three follow-up groups

Nonresponders n = 81		Phone n = 10		Mail n = 33		E-mail n = 38
Parameter		Mean	SD	Mean	SD	Mean	SD	P value
Age		42	16	50	18	43	15	0.28
Education		16	2.8	15	2.5	16	2.3	0.66
Pain		4.3	2.8	4.2	2.4	4.9	2.8	0.47
QuickDASH		26	23	32	18	37	24	0.38
PHQ-2		0.30	0.48	0.33	0.65	0.68	1.5	0.98
PSEQ		53	7.5	49	10	49	12	0.38
		Number	%	Number	%	Number	%
Gender	Male	3	30	16	48	17	45	0.64
	Female	7	70	17	52	21	55
Type of visit
New patient		5	50	11	33	9	24	0.26
Follow-up		5	50	22	67	29	76
Sought treatment
Yes		5	50	9	27	16	42	0.29
No		5	50	24	73	22	58
Other pain condition
Yes		1	10	9	27	24	63	0.25
No		9	90	24	73	14	37
Prior surgery
Yes		1	10	5	15	3	7.9	0.70
No		9	90	28	85	35	92
Marital status
Single		6	60	11	33	18	47	0.76
Living with partner		0	0	0	0	1	2.6
Married		3	30	15	45	14	37
Separated/divorced		1	10	4	12	4	11
Widowed		0	0	3	9.1	1	2.6
Work status
Full-time		10	100	21	64	27	71	0.94
Part-time		0	0	1	3.0	3	7.9
Homemaker		0	0	1	3.0	0	0
Retired		0	0	4	12	3	7.9
Unemployed, able to work		0	0	1	3.0	0	0
Unemployed, not able to work		0	0	2	6.1	3	7.9
On worker's compensation		0	0	1	3.0	1	2.6
Currently on sick leave		0	0	2	6.1	1	2.6
Smoking
Yes		4	40	6	18	4	11	0.090
No		6	60	27	82	34	89