Table 4.

Association between liver dysfunction and the risk of mortality after 1:1 propensity score matching

Liver function	Total number	Number of mortality (%)	Unadjusted HR (95% CI)	Adjusted HR (95% CI)
Elevated liver enzyme level
No (SGOT ≤ 40)	29,189	109 (0.4)	1.00	1.00
Yes (SGOT > 40)	29,189	191 (0.7)	1.76 (1.39–2.22)	1.60 (1.27–2.03)
40 < SGOT ≤ 80	24,814	134 (0.5)	1.45 (1.12–1.86)	1.39 (1.08–1.80)
80 < SGOT ≤ 200	3961	42 (1.1)	2.85 (1.99–4.06)	2.05 (1.42–2.95)
SGOT > 200	414	15 (3.6)	9.88 (5.76–16.95)	6.14 (3.54–10.67)

P for trend: < 0.0001