Table 2. Checking balance of confounders between capecitabine and BSC group after weighting.

	Mean in capecitabine	Mean in BSC	Standardized differences
Sex	0.24	0.25	−0.023
Age	63.95	65.36	−0.125
Aetiology	0.72	0.72	0.011
Child-pug score	0.10	0.06	0.157
BCLC stage	1.88	1.86	0.058
PS (ECOG)	0.31	0.32	−0.015
Portal hypertension	0.24	0.26	−0.030
Sorafenib duration	0.64	0.49	0.313
Best response to Sorafenib	0.47	0.33	0.274