Table 2.

Nausea and pain scores at 6 and 12 h after OAGB and LSG with and without propensity score matching

	Unmatched analysis					Matched analysis
	Type of surgery	Mean	Standard deviation	P value		Type of surgery	Mean	Standard deviation	P value
NAUSEA_6	OAGB	5.2	1.3	< 0.01	NAUSEA_6	OAGB	5.4	1.3	< 0.01
	LSG	6.3	0.7			LSG	6.2	0.7
NAUSEA_12	OAGB	2.9	1.1	< 0.01	NAUSEA_12	OAGB	3	1.1	< 0.01
	LSG	4.4	1			LSG	4.3	0.9
PAIN_6	OAGB	5.6	1.4	< 0.01	PAIN_6	OAGB	5.8	1.4	0.09
	LSG	6.1	0.6			LSG	6.1	0.6
PAIN_12	OAGB	2.9	1.2	0.05	PAIN_12	OAGB	3.1	1.2	0.7
	LSG	3.2	0.8			LSG	3.2	0.8