Table 1: Clinical, demographic and laboratory data of study population stratified according to neurological function after acute ischemic stroke in Chinese patients with mechanical thrombectomy.

 

Neurological  Improvement (NIHSS 0–4)

Neurological Impairment (NIHSS 5–42)

P

Patients, n (%)

88

151

 

Age (years), median (IQR)

67(58-76)

72(60-80)

0.012*#

Sex, n (%)

 

 

0.912

Male, n (%)

61(69.3)

105(70.0

 

Female, n (%)

27(30.7)

45(30.0)

 

Medical history, n (%)

 

 

 

Hypertension

60(68.2)

105(70.0)

0.769*

Diabetes mellitus

19(21.6)

30(20.0)

0.770*

Hyperlipidemia

3(3.4)

16(10.7)

0.081*

Coronary artery disease

17(19.3)

42(28.0)

0.134

Atrial fibrillation

27(30.7)

56(37.3)

0.298

Transient ischemic attack

0(0)

3(2.0)

0.299

Previous cerebral infarction

14(15.9)

27(18.0)

0.680

Previous cerebral hemorrhage

1(1.1)

6(4.0)

0.387

Smoking, n (%)

 

 

0.245

Never smoker

49(55.7)

87(58.0)

 

Former smoker

13(14.8)

12(8.0)

 

Current smoker

26(29.5)

51(34.0)

 

Baseline data

 

 

 

NIHSS score on admission, median (IQR)

11(8-16)

17(13-22)

<0.001*#

Systolic BP, mmHg, median (IQR)

138(123-158)

143(128-159)

0.390#

Diastolic BP, mmHg, median (IQR)

84(75-93)

86(76-99)

0.207#

INR, median (IQR)

0.99(0.93-1.09)

1.02(0.93-1.12)

0.329#

Creatinine, umol/L, median (IQR)

68.00(59.00-80.85)

76.50(61.00-93.00)

0.040*#

FBG, mmol/L, median (IQR)

5.87(5.01-6.99)

6.61(5.60-8.23)

<0.001*#

TC, mmol/L, median (IQR)

4.09(3.40-4.92)

4.11(3.44-4.88)

0.886#

TG, mmol/L, median (IQR)

1.06(0. 75-1.57)

1.08(0.80-1.61)

0.849#

LDL, mmol/l, median (IQR)

2.50(1.98-3.20)

2.20(1.80-2.88)

0.052*#

HbA1c, %, median (IQR)

5.80(5.55-6.45)

5.90(5.50-6.50)

0.883#

UA, umol/l, median (IQR)

278.50(226.00-372.50)

314.40(236.00-396.00)

0.071#

HCY, umol/l, median (IQR)

12.46(10.88-17.24)

13.36(10.90-16.30)

0.627#

Anterior circulation, n(%)

65(73.9)

121(80.7)

0.220

Posterior circulation, n(%)

23(26.1)

29(19.3)

0.220

TOAST classification

 

 

0.235

Large artery atherosclerosis, n (%)

49(55.7)

67(44.7)

 

Cardioembolism, n (%)

35(39.8)

72(48.0)

 

Others, n (%)

4(4.5)

11(7.3)

 

IV thrombolysis, n (%)

 

 

0.652

No thrombolysis

49(55.7)

79(52.7)

 

Thrombolysis

39(44.3)

71(47.3)

 

OTT, min, median (IQR)

289(220-399)

282(208-424)

0.759*#

Abbreviations: mRS, modified Rankin Scale; INR, International normalized ratios; FBG, Fasting blood glucose; TC, total cholesterol; TG, triglyceride; LDL, Low density lipoprotein; HbAc1, Glycated hemoglobin; UA, Uric Acid; HCY, homocysteine; TOAST, Trial of ORG 10172 in Acute Stroke Treatment Interval; OTT, from onset to treatment; *included into the multiple logistic regression models (P < 0.1). Additionally, traditional stroke risk factors such as Hypertension, Diabetes mellitus, Interval from onset to treatment were added into the model. # Calculated using Mann-Whitney U test.