Effect of graded nutritional intervention on elderly colorectal cancer patients’ postop status

Table 3 Comparison of nutritional status between the two groups, mean ± SD

Group	n	Hb (g/L)		PAB (mg/L)		TRF (g/L)		PG-SGA (points)
		Pre-intervention	Post-intervention	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention	Pre-intervention	Post-intervention
Research group	61	102.33 ± 10.52	121.67 ± 13.13	152.32 ± 18.71	245.54 ± 23.01	1.41 ± 0.15	2.31 ± 0.20	10.29 ± 1.33	4.55 ± 0.48
Control group	65	104.28 ± 9.47	113.46 ± 14.85	151.78 ± 16.52	210.37 ± 22.41	1.42 ± 0.13	1.98 ± 0.12	10.31 ± 1.48	5.81 ± 0.56
t	-	1.095	3.279	0.172	8.690	0.401	11.311	0.080	13.519
P value	-	0.276	0.001	0.864	< 0.001	0.689	< 0.001	0.967	< 0.001

Hb: Hemoglobin; PAB: Prealbumin; TRF: Transferrin; PG-SGA: Patient-Generated Subjective Global Assessment.