Table 5 Correlation between gender, stroke type, hemorrhagic conversion of stroke and midline shift, and the functional outcome of AIS

 Male

5.47 ± 1.77

U = 92.0^*

0.024^*

2.80 ± 2.42

3

U = 272

0.607

0.35 ± 1.14

U = 214.50

0.402

 Female

7.27 ± 3.98

2.36 ± 2.18

1

0.72 ± 1.57

 Negative

6.58 ± 3.39

U = 10.0

0.450

2.51 ± 2.25

2

U = 55.50

0.517

0.60 ± 1.40

U = 20.50

0.201

 Positive

5.0

3.50 ± 3.54

3.5

0.50 ± 0.71

 Anterior circulation

6.39 ± 3.27

U = 2.636

0.104

2.51 ± 2.25

2

U = 55.50

0.517

0.58 ± 1.40

U = 33.50

0.618

 Posterior circulation

12.0

3.50 ± 3.53

3.5

0.0 ± 1.41

 Cardioembolic LVO

8.11 ± 4.68

H = 4.645

0.200

3.73 ± 2.34

4

H = 14.27^*

0.003^*

0.20 ± 1.82

H = 4.787

0.188

 Atherosclerotic LVO

4.88 ± 2.70

3.30 ± 2.21

4

0.50 ± 1.65

 Small vessel stroke

6.50 ± 1.83

0.67 ± 1.15

0

0.92 ± 0.79

 Undetermined cause

6.50 ± 3.74

2.25 ± 1.75

1

0.75 ± 0.71

 Negative

6.76 ± 3.34

U = 46.50

0.354

2.28 ± 2.22

1

U = 176.50^*

0.045^*

0.72 ± 1.41

U = 49.50^*

0.021^*

 Positive

4.75 ± 3.40

4.33 ± 1.86

4.5

− 0.50 ± 0.55

 No midline shift

7.06 ± 3.08

H = 5.020

0.081

2.03 ± 2.16

1

H = 9.129^*

0.010^*

0.83 ± 1.38

H = 8.583^*

0.014^*

 Midline shift < 5

4.60 ± 3.58

4.43 ± 1.40

4

− 0.57 ± 0.79

 Midline shift > 5

0.0

5.50 ± 0.71

5.5

− 0.50 ± 0.71