Table 3.

Unadjusted and adjusted mean differences in FACT-C subscales between modes of administration

	Mean difference (Self- interview)
	Unadjusted			Adjusted‡
	Mean	95 % CI	P value	Mean	95 % CI	P value
PWB*†	−2.30	(−3.19, −1.42)	<0.001	−2.26	(−3.27, −1.26)	<0.001
SWB	0.17	(−0.98, 1.31)	0.776	0.49	(−0.73, 1.71)	0.432
EWB*†	−2.39	(−3.23, −1.56)	<0.001	−2.20	(−3.14, −1.25)	<0.001
FWB	−0.33	(−1.52, 0.85)	0.583	−0.25	(−1.57, 1.07)	0.707
CCS*†	−1.67	(−2.59, −0.75)	<0.001	−1.72	(−2.78, −0.65)	0.002

*Significant difference between modes of administration by independent t test

^†Significant difference between modes of administration by regression

^‡Mean differences were adjusted by socio-demographic and clinical characteristics by regression