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. 2012 Nov 21;90(2):329–342. doi: 10.1007/s11524-012-9774-7

TABLE 2.

Clinical characteristics of parents who do and do not experience financial burden from managing their child’s asthma

Variable Total sample (n = 835), % Perception of financial burden (n = 79), % No perception of burden (n = 755), % p value, χ2
Currently prescribed asthma medication (% yes) 72 % 71 % 41 % χ2 = 5.18*
Quick-relief medication (% yes) 70 % 68 % 40 % χ2 = 4.41*
Controller medication (% yes) 24 % 32 % 13 % χ2 = 7.52**
Frequency of symptoms χ2 = 37.79***
 ≤2 days/week 85 % 61 % 87 %
 >2 days/week 5 % 10 % 4 %
 Daily 8 % 21 % 7 %
 Throughout the day 2 % 8 % 2 %
Asthma control χ2 = 49.42***
 Well-controlled 76 % 44 % 80 %
 Not well-controlled 17 % 38 % 15 %
 Poorly controlled 7 % 18 % 5 %
Asthma control of children currently prescribed controller medication (n = 513) χ2 = 3.27, NS
 Well-controlled 57 % 42 % 61 %
 Not well-controlled 33 % 42 % 31 %
 Poorly controlled 10 % 16 % 8 %
Need controller medication and has not been prescribed by physician 19 % 34 % 17 % χ2 = 7.37**

Chi-square tests were performed on clinical variables of interest to identify differences between the groups

NS not significant

*p < 0.05, **p < 0.01, ***p < 0.001, as levels of significance reported