Appendix 2—table 3. Assortativity by age and sex, weighing each study equally (method B).

LIC/LMIC
		Contact age					Contact gender
		1	2	3			Male	Female
Participant age	1	0.48	0.41	0.11	Participant gender	Male	0.55	0.45
	2	0.27	0.60	0.13		Female	0.42	0.58
	3	0.21	0.51	0.28
UMIC
		Contact age					Contact gender
		1	2	3			Male	Female
Participant age	1	0.38	0.46	0.16	Participant gender	Male	0.54	0.46
	2	0.21	0.61	0.18		Female	0.44	0.56
	3	0.18	0.50	0.32
HIC
		Contact age					Contact gender
		1	2	3			Male	Female
Participant age	1	0.54	0.31	0.14	Participant gender	Male	0.51	0.49
	2	0.27	0.51	0.22		Female	0.42	0.58
	3	0.21	0.31	0.48