Skip to main content

Table 3 The association of asthma device use with demographic and clinical characteristics

From: Improper inhaler technique is associated with poor asthma control and frequent emergency department visits

Characteristics

Levels

Improper 203 (45%)

Proper 247 (55%)

P-value

Gender

Female

123(44.9)

151(55.1)

0.9066

Age

≥ 45 Years

82(49.7)

83(50.3)

0.1369

Follow up with doctor

Yes

94(34.8)

176(65.2)

0.0001*

 

No

109(60.9)

70(39.1)

 

Educational level

High school or less

173(44.7)

214(55.3)

0.5884

Education about medication

Yes

103(38.7)

163(61.3)

0.0009*

 

No

100(54.6)

83(45.4)

 

Education about asthma

Yes

71(32.7)

146(67.3)

0.0001*

 

No

132(56.9)

100(43.1)

 

ACT

Uncontrolled

62(59.1)

43(41.0)

0.0010*

Full/Partially controlled

140(40.8)

203(59.2)

 

ED visits

≥ 3

84(50.9)

81(49.1)

0.0497*

 

< 3

114(41.3)

162(58.7)

 

Duration of asthma

>1 Year

188(43.8)

241(56.2)

0.0046*

 

≤1 Year

14(77.8)

4(22.2)

 

Received health education about asthma disease from a physician

   
 

Yes

60(30.0)

140(70.0)

0.0001*

 

No

143(57.4)

106(42.6)

 

Received health education about asthma disease from a health educator

   
 

Yes

14(40.0)

21(60.0)

0.5188

 

No

189(45.7)

225(54.4)

 

Received health education about asthma disease from a pharmacist

   
 

Yes

6(28.6)

15(71.4)

0.1166

 

No

197(46.0)

231(54.0)

 

Knew about asthma disease independently

   
 

Yes

11(40.7)

16(59.3)

0.6302

 

No

192(45.5)

230(54.5)

 

Device

MDI

189(45.7)

225(54.4)

0.6958

 

Turbuhaler

6(46.2)

7(53.9)

 
 

MDI with spacer

6(31.9)

13(68.4)

 
 

Diskus

2(50.0)

2(50.0)

 
  1. *The Chi-square/Fisher exact statistic is significant at the .05 level.