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Table 1 Basic demographics of the study population

From: Sleep disturbance and psychological distress are associated with functional dyspepsia based on Rome III criteria

Characteristic FD (n = 115) Controls (n = 61) P value
Age (year) 41.90 ± 12.21 41.36 ± 12.32 0.78
BMI 23.46 ± 2.22 24.99 ± 2.40 0.00*
Gender Female (%) 94 (81.7) 49 (80.3) 0.82
Marital status
 Single/widower/divorced (%) 21 (18.5) 6 (10.0) 0.14
 Married (%) 94 (81.7) 54 (90.0) 0.15
Years of education (year) 11.31 ± 2.81 13.95 ± 4.04 0.00*
Regular tobacco use (%) 42 (36.5) 22 (36.7) 0.98
Regular alcohol intake (%) 44 (38.3) 25 (41.7) 0.66
Duration of symptoms (mo) 52 ± 50
Days per week with symptoms 4.1 ± 2.3
  1. BMI body mass index calculated as weight (kg)/height (m2)
  2. *P < 0.05