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Table 1 Demographics and clinical characteristics of the healthy controls and participants with chronic abdominal pain (CAP)

From: Sleep quality, BDNF genotype and gene expression in individuals with chronic abdominal pain

Variable Total CAP Healthy control p-value
(n= 59) (n= 19) (n= 40)
Gender (n)     -
Females 32 (54%) 14 (74%) 18 (45%)
Males 27 (46%) 5 (26%) 22 (55%)
Race (n)     -
Black 10 (17%) 3 (16%) 7 (17.5%)
Asian 10 (17%) 2 (11%) 8 (20%)
White 36 (61%) 13 (68%) 23 (57.5%)
Mixed 3 (5%) 1 (5%) 2 (5%)
Age 26.93 ± 6.64 26.68 ± 4.77 27.05 ± 7.42 0.821
Range (yrs) (13-45) (14-33) (13-45)
Body Mass Index (BMI) 25.34 ± 5.26 25.31 ± 4.49 25.35 ± 5.64 0.974
Range (kg/m2) (18.65 - 43.22) (20.19 - 35.07) (18.65 - 43.22)
  1. Age and BMI values are reported as mean ± standard deviation.