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Table 5 Prevalence of Asthma Symptoms and Other Allergic Conditions According to Region and Active smoking

From: Prevalence of asthma and other allergic conditions in adults in Khuzestan, southwest Iran, 2018

Asthma symptoms and other allergic conditions Region Active smoking
Urban Rural P-value¥ Yes NO P-value¥
Yes %a (95% CI) Yes %a(95% CI) Yes %a(95% CI) Yes %a(95% CI)
Asthma-like symptoms 968 19.7 (16.3–23.2) 91 13.7(7.4–20.0) 0.133 201 23.1(18.6–27.6) 839 18.0(14.8–21.2) 0.010*
Wheezing 670 13.7 (11.2–16.3) 58 8.9(4.3–13.5) 0.110 150 17.3(13.5–21.1) 560 12.0(9.7–14.4) 0.002*
Wheezing with shortness of breath 625 13.0 (10.8–15.2) 49 7.1(4.2–10.0) 0.005* 121 14.1(11.1-17.2) 538 11.7(9.6–13.7) 0.107
Wheezing in the absence of a cold 608 12.8 (10.5–15.1) 48 7.1(4.0–10.2) 0.012* 117 13.8(10.7-17.0) 527 11.5(9.4–13.7) 0.132
Waking with tightness in the chest 630 12.8 (10.5–15.1) 60 8.9(5.3–12.5) 0.102 125 14.4(11.2–17.5) 554 11.8(9.6–14.0) 0.106
Woken by an attack of breathlessness 528 10.7 (8.8–12.6) 52 7.6(4.6–10.7) 0.129 104 12.0(9.3–14.6) 466 9.9(8.1–11.7) 0.115
Woken by attack of cough 706 14.2 (11.8–16.7) 62 9.1(5.6–12.6) 0.033* 143 16.4(13.1-19.7) 613 12.9(10.6–15.3) 0.033*
Current asthma 447 9.1 (7.4–10.8) 31 4.5(2.3–6.8) 0.008* 103 11.9(9.1-14.7) 367 7.8(6.1–9.4) 0.004*
Asthma attack 385 7.8 (6.2–9.4) 25 3.5(1.6–5.5) 0.006* 84 9.7(7.2-12.2) 321 6.8(5.2–8.4) 0.030*
Medications for asthma 387 7.9 (6.4–9.4) 30 4.4(2.2–6.5) 0.026* 85 9.8(7.4-12.3) 326 6.9(5.4–8.4) 0.026*
Physician-confirmed asthma 329 6.7 (5.5–7.9) 30 4.5(1.9–7.2) 0.204 72 8.3(6.1–10.6) 280 6.0(4.8–7.1) 0.031*
Allergic Rhinitis 1323 26.7 (24.5–29.0) 190 27.1(21.4–32.7) 0.907 286 32.8(29.0–36.7) 1209 25.5(23.3–27.7) < 0.001*
Airway hyperresponsiveness 1913 38.3 (34.5–42.2) 277 40.8(30.9–50.7) 0.646 393 44.6(39.5–49.7) 1767 37.3(33.5–41.1) 0.006*
Eczema 510 10.3 (8.7–12.0) 95 13.5(9.8–17.2) 0.099 121 13.7(10.9–16.4) 472 10.0(8.5–11.6) 0.005*
  1. a: Prevalence estimates were weighted using normalized cross-sectional weights
  2. ¥ χ2 test
  3. *P < 0.05
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