Table 3. External validity.

	Medication adherence behaviour	Attitude to taking medication	Negative side-effects and attitudes to psychotropic medication	MARS total score
Gender
Male	2.1 (1.4)	2.4 (1.2)	1.3 (0.8)	5.6 (2.6)
Female	1.9 (1.6)	2.1 (1.1)	0.9 (0.9)	4.9 (2.4)
p-value	0.38	0.12	0.02	0.04
Age	0.05	0.02	0.09	0.05
Marital status
Single	2.1 (1.4)	2.3 (1.2)	1.2 (0.8)	5.4 (2.6)
Couple	2.5 (1.5)	2.6 (1.2)	1.4 (0.8)	6.3 (2.5)
p-value	0.21	0.15	0.14	0.11
Total number of treatment	0.04	0.14**	0.06	0.12*
SGA
Yes	2.3 (1.4)	2.3 (1.1)	1.3 (0.8)	5.8 (2.3)
No	2.1 (1.4)	2.3 (1.3)	1.1 (0.9)	5.3 (2.7)
p-value	0.41	0.68	0.05	0.13
MCAS item “Medication Compliance”	0.22**	0.18**	0.10	0.25**
MCAS item “Acceptance of Illness”	0.14**	0.13*	0.06	0.18**
MCSI score	-0.24**	-0.01	-0.12*	-0.16**
SQoL-18	0.15**	0.04	0.14*	0.14*

In Bold: statistically significant.

^*p-value < 0.05.

^**p-value < 0.01.