Appendix Table B.

Reasons for dropping out of treatment among respondents with twelve-month mental disorders who received any treatment according to level of severity.

Countrya	Low perceived need for treatment						Any structural barrier						Any attitudinal barrier
	Serious		Moderate/ Mild		serious vs. moderate/mild		Serious		Moderate/ Mild		serious vs. moderate/mild		Serious		Moderate/ Mild		serious vs. moderate/mild
	%	SE	%	SE	χ21	p	%	SE	%	SE	χ21	p	%	SE	%	SE	χ21	p
High-income countries
Belgium (N=13)	45.4	20.6	44.4	26.0	0.0	.97	0.0	0.0	0.0	0.0	.	.	52.4	20.3	100.0	0.0	2.9	.09
France (N=13)	21.2	22.5	49.0	17.8	0.9	.35	0.0	0.0	0.0	0.0	.	.	81.8	16.6	83.4	13.1	0.0	.94
Germany (N=7)	100.0	0.0	70.9	18.3	0.8	.37	0.0	0.0	0.0	0.0	.	.	0.0	0.0	100.0	0.0	1.1	.29
Italy (N=7)	51.1	35.3	21.6	16.1	0.5	.49	0.0	0.0	0.0	0.0	.	.	100.0	0.0	89.6	10.7	0.8	.39
Netherlands (N=11)	10.0	9.9	80.2	17.8	4.0	.04	0.0	0.0	0.0	0.0	.	.	86.3	18.7	38.5	20.8	2.7	.10
Spain (N=12)	4.8	5.1	57.6	22.5	3.3	.07	15.1	11.5	0.0	0.0	1.8	.18	100.0	0.0	56.0	22.7	2.6	.11
Israel (N=27)	34.2	16.3	30.8	11.7	0.0	.86	28.9	13.1	29.3	11.2	0.0	.98	77.5	11.9	83.8	10.7	0.2	.70
Japan (N=7)	100.0	0.0	57.0	21.5	0.9	.35	0.0	0.0	26.7	18.7	0.7	.98	0.0	0.0	100.0	0.0	2.1	.15
NZL (N=83)	37.4	10.2	44.4	9.3	0.3	.62	49.0	11.1	39.2	9.4	0.5	.98	79.1	9.5	98.5	1.1	3.6	.06
Northern Ireland (N=13)	58.9	25.1	54.4	22.5	0.0	.90	14.8	15.0	19.7	14.8	0.1	.98	35.2	22.7	58.6	26.1	0.4	.52
Portugal (N=29)	23.0	14.1	57.5	14.0	2.4	.13	32.3	13.6	13.6	8.4	1.1	.98	82.6	8.9	85.0	10.3	0.0	.87
United States (N=78)	19.0	7.5	29.6	8.3	0.7	.39	30.2	7.3	32.7	8.3	0.1	.98	92.0	3.7	76.7	7.5	3.9	.06
Upper-middle income countries
Brazil – São Paulo (N=42)	17.0	6.3	22.8	13.9	0.1	.71	29.6	8.3	32.6	16.9	0.0	.98	76.1	8.8	70.1	16.7	0.2	.69
Bulgaria (N=5)	.	.	17.0	13.7	.	.	.	.	83.0	13.7	.	.98	.	.	87.1	13.2	.	.
Lebanon (N=5)	20.7	19.1	100.0	0.0	2.4	.12	24.5	21.6	0.0	0.0	0.9	.98	34.0	25.9	100.0	0.0	2.2	.14
Mexico (N=27)	16.3	9.9	42.2	14.1	1.7	.19	37.1	17.0	42.2	10.1	0.1	.98	90.6	7.5	77.7	14.4	0.6	.46
Romania (N=4)	.	.	59.6	23.7	.	.	.	.	0.0	0.0	.	.98	.	.	100.0	0.0	.	.
South Africa (N=21)	14.8	13.8	34.7	12.6	1.0	.31	16.7	13.0	32.3	15.7	0.6	.98	90.0	9.9	90.5	7.0	0.0	.96
Low and lower middle income countries
Colombia (N=28)	43.3	15.9	38.4	12.4	0.1	.82	0.0	0.0	12.2	6.8	2.2	.98	100.0	0.0	62.4	12.6	3.7	.05
India - Pondicherry (N=3)	.	.	17.0	17.5	.	.	.	.	0.0	0.0	.	.98	.	.	89.2	13.2	.	.
Iraq (N=7)	79.9	19.7	22.1	17.3	1.0	.31	20.2	19.7	77.9	17.3	1.0	.98	10.8	12.9	92.8	8.9	1.8	.18
Nigeria (N=1)	100.0	0.0	.	.	.	.	0.0	0.0	.	.	.	.98	100.0	0.0	.	.	.	.
PRCb-Beijing/Shanghai (N=5)	100.0	0.0	55.7	23.6	0.8	.36	0.0	0.0	0.0	0.0	.	.98	100.0	0.0	60.1	32.0	0.7	.42
PRCb -Shenzhen (N=4)	0.0	0.0	0.0	0.0	.	.	100.0	0.0	0.0	0.0	2.7	.98	100.0	0.0	100.0	0.0	.	.
Ukraine (N=14)	73.9	14.1	33.7	20.9	2.0	.16	26.2	14.1	30.3	15.7	0.0	.98	37.0	22.5	54.1	17.4	0.4	.51

^aN shown is the denominator N of all respondents with twelve month mental disorders who did not use services in that period in each country

^bPeople’s Republic of China