Table 4.

Concurrent validity of DMQoL with World Health Organization Quality of Life-short version (WHOQOL-BREF)

WHOQOL-BREF	r (p-value)
	Pearson correlation	Partial correlationa
Q1: overall QoL	0.416 (< 0.001)	0.371 (< 0.001)
Q2: general health	0.479 (< 0.001)	0.457 (< 0.001)
Physical domain	0.177 (0.058)	0.283 (0.003)
Psychological domain	0.408 (< 0.001)	0.417 (< 0.001)
Social domain	0.317 (0.001)	0.336 (< 0.001)
Environment domain	0.580 (< 0.001)	0.572 (< 0.001)
Total score	0.461 (< 0.001)	0.481 (< 0.001)

^aadjusted for age