Table 1

Participant characteristics

	Child has a life-limiting condition		Child has a chronic condition		Child has no long-term condition		Total
	n	%		%		%		%
Total mothers	8950		8868		17 865		35 683
Mothers’ mean age (years) (SD)	34.0 (7.7)		33.8 (7.3)		34.1 (7.2)		34.0 (7.4)
Min–max	15–64		15–62		15–62		15–64
Deprivation category
1 (least deprived)	1853	20.7	2037	23.0	4596	25.7	8486	23.8
2	1826	20.4	1749	19.7	3597	20.1	7172	20.1
3	1732	19.4	1685	19.0	3365	18.8	6782	19.0
4	1827	20.4	1753	19.8	3319	18.6	6899	19.3
5 (most deprived)	1706	19.1	1642	18.5	2979	16.7	6327	17.7
Missing	6	0.1	2	0.0	9	0.1	17	0.0
Ethnic group
White	7272	81.3	7341	82.8	14 578	81.6	29 191	81.8
South Asian	584	6.5	520	5.9	940	5.3	2044	5.7
Black	323	3.6	310	3.5	524	2.9	1157	3.2
Chinese	42	0.5	29	0.3	94	0.5	165	0.5
Mixed	90	1.0	80	0.9	165	0.9	335	0.9
Other	156	1.7	133	1.5	310	1.7	599	1.7
Unknown	483	5.4	455	5.1	1254	7.0	2192	6.1
Number of GP consultations in analyses period
Median	20		29		22		23
Q1, Q3	9, 39		15, 51		11, 39		11, 42
Min–max	1–391		1–451		1–451		1–451
Region
North East	223	2.5	220	2.5	439	2.5	882	2.5
North West	1446	16.2	1439	16.2	2888	16.2	5773	16.2
Yorkshire and Humber	257	2.9	248	2.8	511	2.9	1016	2.8
East Midlands	249	2.8	240	2.7	495	2.8	984	2.8
West Midlands	971	10.8	968	10.9	1940	10.9	3879	12.8
East of England	1145	12.8	1141	12.9	2288	12.8	4574	12.8
South West	1157	12.9	1140	12.9	2311	12.9	4608	12.9
South Central	1118	12.5	1104	12.4	2229	12.5	4451	12.5
London	1317	14.7	1308	14.7	2634	14.7	5259	14.7
South East Coast	1067	11.9	1060	12.0	2130	11.9	4257	11.9
Length of follow-up (years)
Mean (SD)	6.7 (3.4)		7.8 (3.1)		7.5 (3.2)		7.3 (3.2)
Min–max	1.1–12.1		1.0–12.1		1.0–12.1		1.0–12.1
Current smoker	2098	23.4	2228	25.1	4133	23.1	8459	23.7

GP, general practitioner.