Table 2.

Baseline correlates of skin variables^*

Skin variables	MD global health	Pt. global health	SF-36 PCS	SF-36 MCS	MD skin last month	MD skin last year	Skin severity	Skin interference last month	Skin interference last year	Pt. skin last month	Pt. skin last year	MRSS	Durometer	Skin progression rate
Global assessment
Physician	–	0.43	−0.53	0.07	0.74	0.58	0.21	0.50	0.38	0.44	0.30	0.60	0.33	0.58
Patient	0.43	–	−0.72	0.05	0.32	0.23	0.17	0.54	0.37	0.51	0.34	0.32	0.15	0.33
SF-36 PCS	−0.53	−0.72	–	−0.35	0.38	−0.29	−0.22	−0.62	−0.53	−0.57	−0.44	−0.43	−0.21	−0.35
SF-36 MCS	0.07	0.05	−0.35	–	0.05	0.02	0.01	0.08	0.13	0.14	0.04	0.15	0.21	0.05
Physician skin
Last month	0.74	0.32	−0.38	0.05	–	0.69	0.24	0.45	0.32	0.44	0.31	0.58	0.44	0.60
Last year	0.58	0.23	−0.29	0.02	0.69	–	0.24	0.31	0.23	0.40	0.40	0.54	0.35	0.59
Skin severity	0.21	0.17	−0.22	0.01	0.24	0.24	–	0.33	0.23	0.22	0.18	0.44	0.33	0.22
Patient
Skin interference with ADLs
Last month	0.50	0.54	−0.62	0.08	0.45	0.31	0.33	–	0.79	0.63	0.46	0.52	0.36	0.29
Last year	0.38	0.37	−0.53	0.13	0.32	0.23	0.23	0.79	–	0.44	0.57	0.45	0.33	0.13
Skin involvement
Last month	0.44	0.51	−0.57	0.14	0.44	0.40	0.22	0.63	0.44	–	0.59	0.47	0.28	0.48
Last year	0.30	0.34	−0.44	0.04	0.31	0.40	0.18	0.46	0.57	0.59	–	0.33	0.13	0.45
Physical examination
MRSS	0.60	0.32	−0.43	0.15	0.58	0.54	0.44	0.52	0.45	0.47	0.33	–	0.69	0.53
Durometer	0.33	0.15	−0.21	0.21	0.44	0.35	0.33	0.36	0.33	0.28	0.13	0.69	–	0.25
Skin progression rate	0.58	0.33	−0.35	0.05	0.60	0.59	0.22	0.29	0.13	0.48	0.45	0.53	0.25	–

^*MD = physician; Pt. = patient; SF-36 = Short Form 36 health survey; PCS = physical component score; MCS = mental component score; MRSS = modified Rodnan skin score; ADLs = activities of daily living.