Table 1.

Descriptive statistics of Flemish Gut Flora Project individuals grouped by Blastocystis carrier status and subtype

	Carriers	ST1	ST2	ST3	ST4	Others
	(n=430)	(n=23)	(n=26)	(n=52)	(n=67)	(n=18)
Gender (F/M)	237/193	13/10	16/10	25/27	41/26	14/4
Age (mean, SD)	49.5, 14.5	50.3, 15.6	51.4, 11.3	53.6, 13.4	57.5, 10.6	54.7, 7.8
BMI (mean, SD)	24.7, 4.5	24.7, 5.0	22.9, 2.5	24.4, 3.5	24.0, 3.2	25.7, 4.3
BSS (mean, SD)	3.97, 1.19	3.43, 1.12	4.00, 1.17	3.83, 1.23	4.07, 1.05
IBS (yes/no)	101/329	3/20	7/19	12/40	14/53	1/17

Parameters reported include: gender, age, BMI, stool consistency measured on the BSS and IBS diagnosis reported by participants’ general practitioner.

BMI, body mass index; BSS, Bristol stool scale; F, female; M, male.