Table 3: Simple logistic regression for the prediction of risk factors for functional dyspepsia in patients with chronic HCV .

Variables		Functional dyspepsia		P value
		No	Yes
		n = 500	n = 506
Hemoglobin level	Range	(9-16)	(9-16)	0.534
	Mean ± SD	12.5 ± 1.2	12.6 ± 1.3
Platelets	Range	(3.2-3300)	(13-3870)	0.919
	Mean ± SD	331 ± 530.3	351.7 ± 562.7
	Median	208	206
Alanine transaminase	Range	(12-171)	(10-170)	0.779
	Mean ± SD	31.6 ± 22	32.8 ± 22.3
	Median	23	25
Bilirubin	Range	(0.5-2)	(0.2-2)	0.163
	Mean ± SD	1 ± 0.1	1 ± 0.1
Albumin	Range	(3-5)	(3-5)	0.874
	Mean ± SD	4.4 ± 0.5	4.4 ± 0.5
International randomized ratio	Range	(1-1.40)	(1-1.40)	0.136
	Mean ± SD	1.06 ± 0.09	1.05 ± 0.12
Creatinine	Range	(0.2-1.5)	(0.1-1.5)	0.242
	Mean ± SD	1 ± 0.1	1 ± 0.1
Alfa fetoprotein	Range	(1-100)	(1-111)	0.649
	Mean ± SD	7.7 ± 8.8	7.1 ± 8.6
	Median	5	5
Polymerase chain reaction	Range	(0.3-4.2)	(0-5)	< 0.001*
	Mean ± SD	2 ± 0.7	2.7 ± 0.8
FIB 4	Range	(0.3-5)	(0.4-5)	0.002*
	Mean ± SD	1.6 ± 1	1.9 ± 1.2
	Median	1	1.2
FIB 4	F1-F2	462(92.4%)	428(84.6%)	< 0.001*
	F3-F4	38(7.6%)	78(15.4%)
		OR	95% CI	P value
High BMI		1.13	1.07-1.19	< 0.001*
Education				0.006*
No		Ref.
Yes		1.43	1.11-1.83
Positive polymerase chain reaction		3.69	2.98-4.57	< 0.001*
FIB 4				< 0.001*
< 3.45		Reference
≥ 3.45		2.22	1.47-3.34

OR: odds ratio, CI: confidence interval.

* Significant level at P value < 0.05