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Table 1 Distribution of sex, age, urbanization, geography, income, co-morbidity, and medication of individuals with asthma and without asthma

From: Bronchial asthma is associated with increased risk of chronic kidney disease

Characteristic No. (%) of individuals  
With asthma n = 35086 Without asthma n = 105258  
pvalue
Age, yr, mean (SD) 47.72 ± 17.73 47.72 ± 17.73 1
Sex    
Male 15460 (44.1%) 46380 (44.1%)  
Female 19626 (55.9%) 58878 (55.9%)  
Age Group    1
18-29 6534 (18.6%) 19602 (18.6%)  
30-39 6307 (18.0%) 18921 (18.0%)  
40-49 6411 (18.3%) 19233 (18.3%)  
50-59 5751 (16.4%) 17253 (16.4%)  
≥60 10083 (28.7%) 30249 (28.7%)  
Urbanization    <0.05
Provinces 8777 (25.0%) 28167 (26.8%)  
Counties 2568 (7.3%) 8464 (8.0%)  
Districts 8988 (25.6%) 26504 (25.2%)  
Urban villages 14753 (42.0%) 42123 (40.0%)  
Geography    <0.05
North 18559 (52.9%) 52460 (49.8%)  
Central 6502 (18.5%) 18653 (17.7%)  
South 9151 (26.1%) 31605 (30.0%)  
East 874 (2.5%) 2540 (2.4%)  
Income    <0.05
<18000 15880 (45.3%) 49785 (47.3%)  
18000-35000 14363 (40.9%) 40763 (38.7%)  
>35000 4843 (13.8%) 14710 (14.0%)  
Co-morbidity    
Diabetes 1457 (4.2%) 2811 (2.7%) <0.05
Hypertension 2472 (7.0%) 4467 (4.2%) <0.05
Hyperlipidemia 1629 (4.6%) 2983 (2.8%) <0.05
Heart Disease 2115 (6.0%) 3152 (3.0%) <0.05
Obesity 91 (0.3%) 105 (0.1%) <0.05
Medication    
Steroids 19720 (56.2%) 24373 (23.2) <0.05