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Table 4 Peripheral angiographic and clinical parameters of target lesions according to blood pressure control

From: Impact of uncontrolled hypertension on 12-month clinical outcomes following below-the-knee arteries (BTK) interventions in patients with critical limb ischemia

Variable. n%

Total (n = 165 Pts) (n = 201 Limb) (n = 246 Lesion)

Controlled HTN (n = 53 Pts) (n = 66 Limb) (n = 90 Lesion)

Uncontrolled HTN (n = 112 Pts) (n = 135 Limb) (n = 156 Lesion)

P Value

Ankle-brachial index

0.65 ± 0.4

0.72 ± 0.48

0.62 ± 0.4

0.159

Rutherford classifications (Limb)

5.01 ± 1.48

5.12 ± 1.41

4.95 ± 1.52

0.453

Limb site

    

Right

108 (65.4)

35 (66.0)

73 (65.1)

1.000

Left

93 (56.3)

31 (58.4)

62 (55.3)

0.739

Both

36 (21.8)

13 (24.5)

23 (20.5)

0.552

Lesion locations

    

Above the knee - Pts

82 (49.6)

25 (47.1)

57 (50.8)

0.739

Above the knee - Limb

88 (43.7)

26 (39.3)

62 (45.9)

0.450

lliac - Pts

10 (6.0)

4 (7.5)

6 (5.3)

0.728

lliac - Limb

10 (4.9)

4 (6.0)

6 (4.4)

0.732

Femoral - Pts

77 (46.6)

24 (45.2)

53 (47.3)

0.868

Femoral - Limb

83 (41.2)

25 (37.8)

58 (42.9)

0.543

Popliteal - Pts

20 (12.1)

5 (9.4)

15 (13.3)

0.612

Popliteal - Limb

21 (10.4)

6 (9.0)

15 (11.1)

0.808

Below the knee - Pts

    

Below the knee - Limb

    

Tibial - Pts

156 (94.5)

49 (92.4)

107 (95.5)

0.470

Tibial - Limb

183 (91.0)

57 (86.3)

126 (93.3)

0.119

ATA - Pts

119 (72.1)

37 (69.8)

82 (73.2)

0.711

ATA - Limb

140 (69.6)

43 (65.1)

97 (71.8)

0.333

PTA - Pts

74 (44.8)

25 (47.1)

49 (43.7)

0.739

PTA - Limb

76 (37.8)

26 (39.3)

50 (37.0)

0.759

Peroneal - Pts

44 (26.6)

16 (30.1)

28 (25.0)

0.572

Peroneal - Limb

47 (23.3)

17 (25.7)

30 (22.2)

0.598

Lesion site

    

Proximal

151 (61.3)

45 (50.0)

106 (67.9)

0.007

Mid

30 (12.1)

15 (16.6)

15 (9.6)

0.110

Distal

24 (9.7)

12 (13.3)

12 (7.6)

0.182

Ostium

42 (17)

19 (21.1)

23 (14.7)

0.221

Lesion type

    

Concentric

38 (15.4)

16 (17.7)

22 (14.1)

0.467

Eccentric

61 (24.7)

20 (22.2)

41 (26.2)

0.541

Total occlusion

147 (59.7)

54 (60.0)

93 (59.6)

1.000

Lesion characteristics

    

CTO

119 (48.3)

35 (38.8)

84 (53.8)

0.025

Diffuse (≥2 cm)

231 (93.9)

83 (92.2)

148 (94.8)

0.418

Calcification

119 (48.3)

36 (40.0)

83 (53.2)

0.048

Procedure

    

SubIntimal approach

57 (23.1)

23 (25.5)

34 (21.7)

0.532

POBA

228 (92.6)

84 (93.3)

144 (92.3)

1.000

Stent type

18 (7.3)

6 (6.6)

12 (7.6)

1.000

Smart control

1 (0.4)

1 (1.1)

0 (0.0)

 

Xpert

14 (5.6)

3 (3.3)

11 (7.0)

 

Chromis deep

2 (0.8)

2 (2.2)

0 (0.0)

 

Maris deep

1 (0.4)

0 (0.0)

1 (0.6)

 

Technical Success

230 (93.4)

82 (91.1)

148 (94.8)

0.287

Clinical Success

232 (94.3)

85 (94.4)

147 (94.2)

1.000

  1. Values are mean ± SD (range). HTN indicates hypertension group, Pts patients, ATA anterior tibial artery, PTA posterior tibial artery, CTO chronic total occlusion, POBA plain old balloon angioplasty