Table 9.

Parameters freed to achieve measurement invariance by self-reported level of depression (in the order of freeing).

Item, parameter freed	Low	High	Cohen's	DIFFTEST	Modif. index*
			d	p
PQB12 Something wrong with mind, 4th threshold (Agree vs. Strongly Agree)	3.4	2.7	0.13	<0.001	6.4
PQB12 Something wrong with mind, 2nd threshold [(Strongly) Disagree vs. Neutral]	1.5	0.9	0.24	<0.001	6.6
PQB12 Something wrong with mind, 3rd threshold (Neutral vs. Agree)	1.9	1.4	0.20	<0.001	5.8
PQB12 Something wrong with mind, 1st threshold [No vs. (Strongly) Disagree]	1.2	0.6	0.26	<0.001	5.8
PQB01 Familiar surroundings strange, 2nd threshold [(Strongly) Disagree vs. Neutral]	2.1	1.6	0.16	<0.001	5.5
PQB16 Body changed, 1st threshold [No vs. (Strongly) Disagree]	1.3	1.8	0.23	<0.001	4.0

^*In previous model.