Critical flicker frequency improves after alcohol detoxification and is associated with liver stiffness

Table 2 Spearman correlation coefficient with all patients (alcohol-related liver disease and non-alcohol-related liver disease, n = 108)

Spearman correlation coefficient	CFF, r	P value
Sex (female = 0, male = 1)	0.084	0.387
Age (years)	-0.202	0.036
Alcohol consumption (g/day)	0.122	0.233
Pack years	0.249	0.031
HE (1 or 0)	-0.179	0.064
BMI (kg/m2)	-0.169	0.266
AST (U/L)	-0.095	0.339
ALT (U/L)	0.017	0.866
GGT (U/L)	-0.115	0.258
AP (U/L)	-0.011	0.915
Bilirubin total (μmol/L)	-0.173	0.083
Quick (%)	0.126	0.208
INR	-0.107	0.289
Urea (mmol/L)	-0.065	0.514
Creatinine (μmol/L)	-0.176	0.070
Sodium (mmol/L)	-0.026	0.799
Potassium (mmol/L)	0.259	0.010
Lipase (U/L)	0.063	0.550
PTT (seconds)	0.141	0.434
Hemoglobin (g/L)	0.149	0.129
Hematocrit (%)	0.103	0.294
Erythrocytes (/pL)	0.176	0.073
Leukocytes (/nL)	0.143	0.149
Platelets (/nL)	0.318	0.001
Ferritin (μg/μL)	-0.133	0.254
CRP (mg/L)	-0.025	0.807
Spleen size (cm)	0.000	0.997
Ascites (1 or 0)	-0.176	0.108
Steatosis hepatis (0-3)	0.072	0.537
Cirrhosis (1 or 0)	-0.170	0.116
Liver stiffness (kPa)	-0.263	0.042

CFF: Critical flicker frequency; HE: Hepatic encephalopathy; BMI: Body mass index; AST: Aspartate aminotransferase; ALT: Alanine aminotransferase; GGT: Gamma-glutamyl transferase; AP: Alkaline phosphatase; INR: International normalized ratio; PTT: Partial thromboplastin time; CRP: C-reactive protein.