Table 1.

Changes in Implementation and Data Collection Protocols by Study Phase

Protocols	Original	Planning	Early Implementation	Late Implementation
Region
Region 1	x	x	x	x
Region 2				x
Reach: # of counties	1	1	8	9
Reach: large, urban underserved				x
Recruiting Agencies
MCOs 1-4 (Region 1)	x	x	x	x
State Medicaid (Region 1)		x	x
MCO 5 (Region 2)				x
Data Collection and Measures
Home Visits	5
Phone	12
Clinic visits		2	2	2
Surveys	5	5	5	5
Doser(™)	5
Spirometry	5	2	2	2
Claims Data	x	x	x	x
Internet usage (CHESS group only)	x	x	x	x
Diaries (number)	1	5	5	5
Asthma Control Questionnaire (ACQ	12 1	5 2	5 2	5 2
Symptom-free days	12 1	5 3	5 3	5 3
Run-in/Pre-Enrollment Criteria
Diary completed %	70%
Diary Returned	x	x	Partial, as needed	No
Diary evidence of asthma severity	x
Phone ACQ	x
Subject Identification, Consent
Claims data algorithm	Strict	Expanded	Expanded	Expanded
Statistician review 4			x	x
Consent/assent	Mail	Clinic	Clinic	Clinic
CHESS training
Home (individual)	x	x	x	x
Phone (individual)			x	x
Group 5				x

¹Phone call;

²Added to Survey;

³Added to Diary Region;

⁴MCOs only;

⁵Region 2 only