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Table 1 Demographic characteristics of the study subjects

From: Low serum estradiol levels are related to Mycobacterium avium complex lung disease: a cross-sectional study

 MAC-LD (n = 42)Control (n = 91)p-value
Age, years, median (IQR)61 (59–64)56 (54–59)< 0.001
BMI, median (IQR)19.14 (17.85–20.58)22.18 (19.68–24.53)< 0.001
Age at menopause, years, median (IQR)50.5 (50–53)51 (49–53)0.798
Age at first menstruation, years, median (IQR)12.5 (12–13.75)12 (12–13)0.383
Years after menopause, years, median (IQR)11.5 (8–12.75)5 (2–8.25)< 0.001
History of tuberculosis, n (%)1 (2.4)4 (4.4)1.000
Chronic diseases, n (%)10 (23.8)32 (35.2)0.231
Hypertension, n (%)*3 (7.1)16 (17.5)0.181
Diabetes mellitus, n (%)*1 (2.4)3 (3.3)1.000
Dyslipidemia, n (%)*2 (4.8)17 (18.7)0.035
Osteoporosis, n (%)*5 (11.9)3 (3.3)0.108
History of smoking, n (%)8 (19.0)17 (18.7)1.000
  1. Abbreviations: MAC-LD Mycobacterium avium complex lung disease, BMI body mass index, IQR interquartile range
  2. *Chronic diseases that required medication
  3. Mann-Whitney U test for continuous variables and Fisher’s exact test for categorical variables