The percentage of patients with asthma aged 14 or over and who have not attained the age of 20, on the register, in whom there is a record of smoking status in the preceding 12 months

Organisation	Numerator	Denominator	Ratio	Centile
NHS HAVERING CCG	779	826	94.3%	100
NHS BARKING AND DAGENHAM …	681	735	92.7%	98
NHS CENTRAL LONDON (WESTMINSTER) …	391	423	92.4%	97
NHS HAMMERSMITH AND FULHAM …	471	511	92.2%	96
NHS HOUNSLOW CCG	813	887	91.7%	93
NHS REDBRIDGE CCG	1086	1185	91.6%	92
NHS EALING CCG	1295	1413	91.6%	92
NHS HARINGEY CCG	808	886	91.2%	85
NHS NEWHAM CCG	1195	1320	90.5%	77
NHS WEST LONDON CCG	412	457	90.1%	69
NHS WALTHAM FOREST CCG	926	1028	90.1%	67
NHS KINGSTON CCG	549	612	89.7%	62
NHS GREENWICH CCG	859	958	89.7%	60
NHS BRENT CCG	1085	1210	89.7%	60
NHS BEXLEY CCG	799	892	89.6%	59
NHS CROYDON CCG	1368	1529	89.5%	58
NHS CITY AND HACKNEY …	763	853	89.5%	57
LONDON COMMISSIONING REGION	27001	30196	89.4%	100
NHS ENGLAND LONDON	27001	30196	89.4%	76
NHS ISLINGTON CCG	616	691	89.1%	51
NHS BARNET CCG	1190	1342	88.7%	41
NHS England	204922	231185	88.6%
NHS CAMDEN CCG	553	624	88.6%	40
NHS TOWER HAMLETS CCG	886	1000	88.6%	40
NHS LAMBETH CCG	1007	1137	88.6%	39
NHS ENFIELD CCG	988	1117	88.4%	35
NHS BROMLEY CCG	1064	1203	88.4%	35
NHS MERTON CCG	608	688	88.4%	32
NHS HILLINGDON CCG	1053	1192	88.3%	32
NHS LEWISHAM CCG	1103	1260	87.5%	22
NHS SOUTHWARK CCG	766	876	87.4%	20
NHS WANDSWORTH CCG	770	882	87.3%	19
NHS HARROW CCG	967	1114	86.8%	14
NHS SUTTON CCG	632	737	85.8%	8
NHS RICHMOND CCG	518	608	85.2%	5

QOF database

NHS ENGLAND LONDON

Data for AST004