3.

两组患者术后早期营养状态指标的对比结果

Nutrition status indexes early after the operation in the two groups

Variable		Non-Prep group (n=76)			Prep group (n=72)		Statistics (t/u)	P
		Mean±SD	Median (P25, P75)		Mean±SD	Median (P25, P75)
*Mann-Whitney U test.
Prep.1d	HB	140±10.30			136±13.80		0.69	0.42
	TP	69.5±5.02			67.9±5.38		0.53	0.57
	ALB		38.14 (37.59, 48.02)			38.42 (38.73, 49.68)	0.32*	0.68
	PA	150±47.03			153.17±49.11		0.27	0.77
	A/G	1.61±0.32			1.76±0.55		0.41	0.51
	HB	133±12.70			125±10.01		0.72	0.20
	TP	65.9±2.18			62.6±2.01		0.60	0.48
Postp. 1th d	ALB	37.0±0.22			34.1±1.54		0.83	0.08
	PA		127.15 (99.08, 234.49)			91.20 (75.03, 201.60)	2.02*	0.03
	A/G		0.96(0.91, 1.03)			0.94(0.92, 1.00)	1.45*	0.12
	HB	137±15.03			133±19.40		0.27	0.70
	TP	67.5±2.95			65.2±2.21		0.78	0.30
Postp. 5th d	ALB	40.2±5.25			34.6±4.41		0.84	0.06
	PA	220±48.50			155±52.00		0.25	0.80
	A/G		1.75 (1.57, 1.82)			1.24 (1.17, 1.30)	0.94*	0.05