Table 4: Results of stepwise linear regression analysis.

Item SF-36 Dimension and unstandardized coefficients () PF RP BP GH VT SF RE MH PCS MCS Constant 137.773 124.686 113.618 70.895 92.104 92.052 99.491 103.914 67.407 59.778 Age −0.398 −0.247 −0.140 — — −0.161 −0.181 — −0.129 — Gender −3.216 — — — −3.023 — — −4.295 — −1.673 Married — — — 13.628 — — — — — — Disease Severity −2.912 −6.016 −11.670 −4.111 −5.881 — — −2.333 — Ascites −7.616 — — — — — — — −3.001 — Varices — −6.389 — — — — −4.370 — — — BUN — — — — — — — — — 0.330 Hemoglobin — — — — — 0.136 — — — 0.312 Etiology — — — — — — — — — — PT −1.488 −1.253 −1.681 — — −0.999 −1.209 −1.238 −0.385 −0.767 K — — — — — — 3.984 — — — Na — — — — — — — — — — TBIL — — — — −1.147 — — −0.894 — Albumin — — — — — — — — — — ALT — — — — — — — — — — AST — — — — — — — — — — GGT — — — — — — — — — — ALP — — — — — — — — — — WBC — — — — — — — — — — Platelet — — — — — — — — — — R square 0.458 0.438 0.121 0.460 0.256 0.375 0.181 0.111 0.518 0.152

BUN: blood urea nitrogen, PT: prothrombin time, K: serum potassium, Na: serum sodium, TBIL: total bilirubin, ALT: alanine aminotransferase, AST: aspartate aminotransferase, ALP: alkaline phosphatase, GGT: γ-glutamyl transferase, WBC: white blood cell. PF: physical function, RP: physical roles, BP: bodily pain, GH: general health, VT: vitality, SF: social roles, RE: emotional roles, MH: mental health, PCS: physical component summary, MCS: mental component summary, SF-36: 36-item short form. Only data with were expressed as values of beta-coefficients. “—”: .