Table 4.

GEE¹ Incidence Rate Ratios by migrant category and length of residency (common mental health disorders)

	Mood disorders			Neurotic, stress-related and somatoform disorders
	N	Mean (sd) annual consultations	GEE IRR (95% CI)2	N	Mean (sd) annual consultations	GEE IRR (95% CI)2
Majority	50,334	3.37 (4.67)	1.003	49,140	3.05 (4.52)	1.004
Descendants	512	3.12 (4.05)	0.97 (0.95–1.00)	489	3.05 (3.80)	0.99 (0.97–1.02)
Migrants	6530	2.96 (3.95)	0.97 (0.96–0.98)	6262	2.81 (3.75)	0.98 (0.97–0.99)
Majority			1.005			1.005
0–2 years	259	3.16 (3.36)	0.86 (0.83–0.89)	280	3.62 (4.84)	0.83 (0.75–0.90)
3–5 years	719	2.61 (3.44)	0.95 (0.93–0.97)	739	2.62 (3.60)	1.01 (0.94–1.09)
6–10 years	1277	2.61 (3.47)	0.96 (0.94–0.98)	1312	2.58 (3.43)	0.94 (0.89–1.00)
11–15 years	1434	2.99 (4.01)	0.99 (0.97–1.00)	1459	2.82 (3.78)	0.92 (0.86–0.99)
16–20 years	966	3.13 (4.40)	0.98 (0.96–1.00)	921	2.91 (3.61)	0.98 (0.91–1.06)
21+ years	1875	3.19 (4.18)	1.00 (0.98–1.01)	1551	2.89 (3.90)	1.00 (0.94–1.07)

¹Generalised estimated equations; ²adjusted for age and income level; ³based on 57.376 individuals (present in dataset on average 4.8 years); ⁴based on 55,891 individuals (present in dataset on average 4.8 years); ⁵descendants excluded