The percentage of patients with a new diagnosis of dementia recorded in the preceding 1 April to 31 March with a record of FBC, calcium, glucose, renal and liver function, thyroid function tests, serum vitamin B12 and folate levels recorded between 6 months before or after entering on to the register.

Organisation	Numerator	Denominator	Ratio	Centile
South Wrexham	27	29	93.1%	89
Conwy West	61	68	89.7%	79
Anglesey	69	77	89.6%	78
West & North Wrexham	36	41	87.8%	71
North Denbighshire	90	105	85.7%	62
Deeside Hawarden & Saltney	33	39	84.6%	53
Mold Buckley & Caergwle	22	27	81.5%	50
Wales	2531	3158	80.2%
Betsi Cadwaladr University Health …	582	728	80.0%	57
Meirionnydd	29	37	78.4%	42
Wrexham Town	34	45	75.6%	32
Arfon	49	66	74.2%	28
Holywell & Flint	20	27	74.1%	26
Conwy East	59	81	72.8%	20
Dwyfor	19	27	70.4%	17
Central & South Denbighshire	34	59	57.6%	4

QOF database

Betsi Cadwaladr University Health Board

Data for DEM003W