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Table 3 Demographic characteristics of age- and BMI-matched case controls

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

 MAC-LD (n = 17)Control (n = 17)p-value
Age, years, median (IQR)59 (58–60.5)59 (58–60.5)1.000
BMI, median (IQR)19.35 (17.81–20.80)20.36 (19.00–21.08)0.394
Age at menopause, years, median (IQR)50 (50–52)52 (49–53)0.737
Age at first menstruation, years, median (IQR)12 (11–13)12 (11–13)1.000
Years after menopause, years, median (IQR)8 (5–12)7 (5–10.5)0.737
History of tuberculosis, n (%)0 (0.0)1 (5.9)1.000
Chronic diseases, n (%)4 (23.5)7 (41.2)0.465
Hypertension, n (%)*1 (5.9)3 (17.6)0.601
Diabetes mellitus, n (%)*1 (5.9)1 (5.9)1.000
Dyslipidemia, n (%)*2 (11.8)4 (23.5)0.656
Osteoporosis, n (%)*1 (5.9)1 (5.9)1.000
History of smoking, n (%)4 (23.5)3 (17.6)1.000
  1. Abbreviations: MAC-LD Mycobacterium avium complex pulmonary 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