BMC Surgery

Table 1 Differences for the clinicopathological features among PDS subgroups

From: Combined preoperative prognostic nutritional index and D-dimer score predicts outcome in colorectal cancer

Features	PDS subgroups
Features	Patient No	PDS 0	PDS 1	PDS 2	P
Age (year)					0.032^*
< 60	85	18	33	34
≥ 60	98	38	32	28
Sex					0.181
Male	71	18	31	22
Female	112	38	34	40
Type of resection					< 0.001^*
Laparotomy	29	17	5	7
Laparoscopy	154	39	60	55
Tumor sites					0.128
Right	43	18	15	10
Left	140	38	50	52
Histological grade					0.103
Well + moderate	158	44	57	57
Poor	25	12	8	5
Tumor morphology					0.129
Ulcerated type	103	33	37	33
Protruded type	43	9	15	19
Mixed type	30	14	9	7
Unknown	7	0	4	3
Mucinous constituent					0.684
Without	152	48	52	52
With	31	8	13	10
Tumor deposits					0.090
Without	162	46	57	59
With	21	10	8	3
CEA level					0.001^*
Normal	116	24	46	46
Elevated	67	32	19	16
Combined T stages					0.001^*
T₁ + T₂	47	5	17	25
T₃ + T₄	136	51	48	27
Combined N stages					0.388
N₀	112	31	39	42
N₁₊N₂	71	25	26	20
TNM stages					0.031^*
I	39	4	16	19
II	77	29	25	23
III	67	23	24	20

^*With significant statistical difference

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ISSN: 1471-2482

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