Table 4 Average Scores (SD) of Parents’ Asthma Knowledge Test and Percentage of Correct Responses to Individual Questions at Baseline and 6-Month Follow-up of the HSTAP (n = 447)

The seven principles of a Healthy Home to maintain the home

84.0

92.3

< 0.01^*

Dust mites live in dust toys

70.7

85.1

< 0.01^*

Secondhand smoke is directly linked to asthma

89.4

93.3

0.01^*

What is the best way to safely reduce or eliminate pests in your home?

84.3

93.8

< 0.01^*

Indoor pollutants that can trigger asthma include

92.1

90.3

0.86

What statement is true: most asthma episodes can be prevented

36.0

39.0

0.09

Which is a symptom of asthma

29.8

33.0

0.04*

A sign that your child’s asthma is controlled includes not needing to go to the emergency room

49.9

70.9

< 0.01^*

Frass is defined as rodent droppings

37.6

76.9

< 0.01^*

What is the best behavior to follow in your household?

95.5

96.4

0.25

Total Score (max 100)

67.8 (19.0)

77.0 (19.6)

< 0.01*