Table 3.

Case definitions for hypertension in children 3–18 years of age and number of children identified by administrative data, MaPCReN electronic medical record (EMR) data or both data sources.

Years of data collection	Algorithm	Hospital separations	Physician claims	Pharmaceutical records	Administrative data base only	EMR only	Administrative data and EMR
1 2016	1	1 or more	1 or more		8	71	23
	2	1 or more	2 or more		< 5	77	17
	3	1 or more	1 or more	1 or more	17	46	48
	4	1 or more	2 or more	1 or more	15	48	46
	5	1 or more	1 or more	2 or more	15	53	41
	6	1 or more	2 or more	2 or more	13	58	36
2 2015/2016	7	1 or more	1 or more		17	124	39
	8	1 or more	2 or more		12	132	31
	9	1 or more	1 or more	1 or more	31	94	69
	10	1 or more	2 or more	1 or more	27	99	64
	11	1 or more	1 or more	2 or more	26	103	60
	12	1 or more	2 or more	2 or more	22	108	55
3 2014/2015/2016	13	1 or more	1 or more		29	187	54
	14	1 or more	2 or more		20	195	46
	15	1 or more	1 or more	1 or more	48	147	94
	16	1 or more	2 or more	1 or more	39	153	88
	17	1 or more	1 or more	2 or more	44	161	80
	18	1 or more	2 or more	2 or more	35	167	74

Administrative data = medical claims (physician visits), discharge abstracts (hospitalizations), pharmaceutical records; MaPCReN = Electronic Medical Record data (reference standard).