Table 3.

SF-36 score’s mean-difference at the level of scale scores^a

Scale	Electronic version	Paper version	Mean-difference	t-testb	P value	95% CI
PF	92.23±13.57	92.47±12.86	−0.23±9.11	−0.31	>0.05	−1.70~1.24
RP	85.33±29.14	82.67±32.51	2.67±16.68	1.96	>0.05	−0.02~5.36
BP	78.11±18.16	77.10±19.40	1.01±9.96	1.24	>0.05	−0.60~2.61
GH	68.67±16.30	66.34±16.79	2.33±8.76	3.25	<0.05	0.91~3.74
VT	66.33±14.28	65.30±13.78	1.03±8.83	1.43	>0.05	−0.39~2.46
SF	82.92±14.87	84.25±14.80	−1.33±11.60	−1.41	>0.05	−3.20~0.54
RE	79.78±34.08	80.44±34.15	−0.67±27.43	−0.30	>0.05	−5.09~3.76
MH	71.01±12.92	69.92±13.06	1.09±8.09	1.66	>0.05	−0.21~2.40

PF: Physical function; RP: Role limitations due to physical problems; BP: Body pain; GH: General health; VT: Vitality; SF: Social functioning; RE: Role limitations due to emotional problems; MH: Mental health

^aScore “100” means best HRQoL

^bPaired t-test