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Table 6 Multiple logistic regression analysis of risk factors for Current asthma and other allergic conditions ¥

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

Asthma symptoms and other allergic conditions Male a Age b Education c Urban d Smokers e
30–44 45–65 Low Moderate High
OR(95% CI) OR(95% CI) OR(95% CI) OR(95% CI) OR(95% CI) OR(95% CI) OR(95% CI) OR(95% CI)
Asthma-like symptoms 1.03(0.88–1.20) 1.17(0.98–1.40) 2.16(1.70–2.74)* 0.82(0.57-1.18) 1.01(0.70–1.47) 1.47(0.89–2.43) 1.43(0.79–2.61) 1.39(1.08–1.78)*
Wheezing 0.99(0.82–1.21) 1.17(0.95–1.44) 1.99(1.50–2.64)* 0.98(0.64-1.52) 1.15(0.72–1.83) 1.68(0.92–3.07) 1.42(0.76–2.64) 1.55(1.17–2.04)*
Wheezing with shortness of breath 1.04(0.86–1.27) 1.25(1.01–1.54)* 1.90(1.44-2.51)* 0.76(0.52-1.10) 0.89(0.59–1.35) 1.11(0.66–1.88) 1.78(1.16–2.75)* 1.25(0.96-1.64)
Wheezing in the absence of a cold 0.97(0.80–1.16) 1.19(0.96–1.47) 2.27(1.73–2.98)* 0.84(0.57-1.24) 1.06(0.69–1.64) 1.23(0.76–2.22) 1.69(1.02–2.82)* 1.25(0.93-1.67)
Waking with tightness in the chest 1.04(0.86–1.26) 1.30(1.05–1.61)* 2.06(1.59-2.67)* 0.74(0.51-1.10) 0.84(0.55–1.28) 1.04(0.62–1.74) 1.48(0.88–2.49) 1.24(0.94–1.65)
Woken by an attack of breathlessness 1.07(0.87–1.33) 1.12(0.89–1.40) 2.00(1.49–2.70)* 0.68(0.47-1.00) 0.82(0.54–1.22) 0.92(0.55–1.53) 1.39(0.85–2.28) 1.22(0.92–1.61)
Woken by attack of cough 0.94(0.79–1.12) 1.18(0.97–1.44) 2.01(1.58–2.56)* 0.72(0.49-1.05) 0.83(0.57–1.20) 0.95(0.60–1.48) 1.65(1.01–2.68)* 1.38(1.06-1.80)*
Current asthma 0.88(0.73–1.06) 1.19 (0.95–1.50) 1.71 (1.28–2.28)* 0.88(0.56-1.39) 0.87(0.55–1.39) 1.17(0.58–2.36) 2.08(1.21–3.56)* 1.55(1.13-2.13)*
Asthma attack 0.83(0.68–1.02) 1.17(0.91–1.50) 1.76(1.31–2.36)* 0.87(0.55-1.37) 0.95(0.59–1.52) 1.23(0.58–2.61) 2.24(1.20–4.17)* 1.41(0.99-1.99)
Medications for asthma 0.85(0.69–1.06) 1.14(0.90–1.46) 1.77(1.32–2.37)* 0.93(0.58-1.49) 0.82(0.51–1.32) 1.18(0.58–2.38) 1.80(1.05–3.10)* 1.40(1.01-1.95)*
Physician-confirmed asthma 0.86(0.68–1.07) 1.11(0.82–1.51) 1.50(1.06–2.13)* 0.82(0.50-1.36) 0.72(0.43–1.21) 0.91(0.47–1.77) 1.45(0.78–2.72) 1.31(0.95–1.81)
Allergic Rhinitis 0.72(0.63–0.81)* 0.70(0.59-0.82)* 0.66(0.53-0.82)* 1.03(0.76-1.40) 0.91(0.65–1.28) 1.13(0.78–1.63) 0.99(0.73–1.35) 1.35(1.10–1.66)*
Airway hyperresponsiveness 0.71(0.63–0.80)* 0.74(0.62-0.88)* 0.83(0.67-1.04) 1.14(0.82–1.56) 1.15(0.83–1.59) 1.74(1.15–2.64)* 0.88(0.60-1.30) 1.30(1.05–1.60)*
Eczema 0.78(0.64-0.93)* 0.70(0.57-0.88)* 0.79(0.57-1.08) 0.69(0.46–1.02) 0.66(0.43–1.03) 1.08(0.67–1.74) 0.70(0.49–0.99)* 1.33(1.03-1.71)*
  1. ¥ Results are from multiple logistic regression analysis with normalized cross-sectional weights (adjusted for sex, age, education, region and active smoking)
  2. a: female, b: 20–29 years, c: Illiterate, d: rural and e: non-smokers is referent category
  3. *P < 0.05