Effect of a web-based chronic disease management system on asthma control and health-related quality of life: study protocol for a randomized controlled trial

Table 2 Monitoring business rules

	Green	Yellow	Red
Symptoms	No symptoms	1 symptom	2 symptoms and/or emergency visit
Overuse of rescue puffer*	P < 150	250 > P ≥ 150	P ≥ 250
Adherence to preventative medication#	n/d ≥ 90%	90% > n/d > 70%	n/d < = 70%
Exercise†	number steps ≥ average	number steps > 2/3 of average	number steps < 2/3 of average
Action Plan Understanding%	"Yes" to all questions	N/A	"No" to at least one question

* (P = number of puffs corresponding to all FABA and combivent dispensed over last 3 months)
# (quantity dispensed/3 months) [144]
† Calculated once exercise monitoring questionnaire is completed 4 or more times (average is the mean value for the first three entries, × = the last steps entry)
%Action Plan questions: do you understand what to do in your action plan?; Are you able to describe the signs or symptoms you have when your asthma is getting worse?)

ISSN: 1745-6215