Table 1 The comparison of patient clinical characteristics before and after propensity score matching.

From: Appropriate time to radical surgery for colorectal cancer patients complicated with newly onset cerebral infarction: a propensity score matching analysis

Characteristic

Patients before PSM

Patients after PSM

Early group (n = 40)

Non-early group (n = 355)

p

Early group (n = 40)

Non-early group (n = 40)

p

Sex (male/female)

29/11

228/127

0.382

29/11

21/19

0.065

Diagnosis n (%)

 

0.603

 

0.099

Right colon cancer

11 (27.5%)

95 (26.8%)

 

11 (27.5%)

10 (25%)

 

Left colon cancer

1 (2.5%)

24 (6.7%)

 

1 (2.5%)

7 (17.5%)

 

Rectal cancer*

28 (70%)

236 (66.5%)

 

28 (70%)

23 (57.5%)

 

Hypertension n (%)

14 (35%)

145 (40.8%)

0.502

14 (35%)

12 (30%)

0.633

Surgery n (%)

0.875

 

0.145

LS colectomy

6 (15%)

50 (14.1%)

 

6 (15%)

3 (7.5%)

 

open colectomy

6 (15%)

62 (17.5%)

 

6 (15%)

13 (32.5%)

 

LS dixon/Miles

15 (37.5%)

148 (41.6%)

 

15 (37.5%)

17 (42.5%)

 

Open dixon/Miles

13 (32.5%)

95 (26.8%)

 

13 (32.5%)

7 (17.5%)

 

ESRS n (%)

 

0.001

 

0.127

Low (1–3)

15 (37.5%)

161 (45.4%)

 

15 (37.5%)

12 (30%)

 

Middle (4–6)

22 (55%)

194 (54.6%)

 

22 (55%)

28 (70%)

 

High (7–9)

3 (7.5%)

0

 

3 (7.5%)

0

 

MRS n (%)

 

0.803

 

1.000

0–1

34 (85%)

310 (87.3%)

 

34 (85%)

34 (85%)

 

2–3

6 (15%)

45 (12.7%)

 

6 (15%)

6 (15%)

 

ASA n (%)

 

0.034

 

0.945

2

9 (22.5%)

139 (39.2%)

 

9 (22.5%)

11 (27.5%)

 

3

26 (65%)

199 (56.1%)

 

26 (65%)

24 (60%)

 

4

5 (12.5%)

17 (4.7%)

 

5 (12.5%)

5 (12.5%)

 

TNM n (%)

 

0.166

 

0.645

I

7 (17.5%)

52 (14.6%)

 

7 (17.5%)

10 (25%)

 

II

20 (50%)

132 (37.2%)

 

20 (50%)

20 (50%)

 

III

13 (32.5%)

171 (48.2%)

 

13 (32.5%)

10 (25%)

 

PAS n (%)

4 (10%)

71 (20%)

0.142

4 (10%)

4 (10%)

1.000

D-dimer n (%)

 

0.494

 

0.465

Normal

30 (75%)

228 (64.2%)

 

30 (75%)

26 (65%)

 

High

10 (25%)

123 (34.6%)

 

10 (25%)

14 (35%)

 

Low

0

4 (1.2%)

   

INR n (%)

 

0.671

 

1.000

Normal

31 (77.5%)

289 (81.4%)

 

31 (77.5%)

30 (75%)

 

High

9 (22.5%)

66 (18.6%)

 

9 (22.5%)

10 (25%)

 

CCI n (%)

 

0.627

 

0.964

o

17 (42.5%)

164 (46.2%)

 

17 (42.5%)

17 (42.5%)

 

1

17 (42.5%)

119 (33.5%)

 

17 (42.5%)

15 (37.5%)

 

2

3 (7.5%)

46 (13%)

 

3 (7.5%)

4 (10%)

 

 ≥ 3

3 (7.5%)

26 (7.3%)

 

3 (7.5%)

4 (10%)

 

Age years

75 (66.5–81.8)

72 (65.5–78)

0.198b

73.08 ± 11.89

72.58 ± 8.61

0.830a

BMI kg/m2

24 (20.6–25.6)

23.9 (21.6–26.5)

0.21b

23.43 ± 3.33

23.94 ± 3.49

0.501a

ALB

39.4 (35.8–42.0)

40.1 (36.4–42.8)

0.409b

38.73 ± 4.36

39.41 ± 4.37

0.485a

Hgb median (IQR)

116.5 (96.8–146.3)

125 (102–138)

0.629b

116.5 (96.8–146.3)

126 (110.3–134.3)

0.490b

Plt

215 (174–273.3)

222 (181.3–277)

0.808b

237.08 ± 92.45

226.6 ± 80.66

0.591a

  1. Significance values are in bold.
  2. LS Laparoscopy, ESRS Essen stroke risk score, MRS Modified Rankin scale, ASA American Society of Anesthesiologists, TNM tumor-node-metastasis, PAS Previous abdominal surgery, INR International Normalized Ratio, CCI Charlson comorbidity index, BMI body mass index, ALB albumin, Hgb hemoglobin, Plt platelets.
  3. *Including Sigmoid cancer.
  4. at test.
  5. bMann–Whitney U test.
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