Observation of the effect of angiojet to treat acute lower extremity arterial embolization

Table 1 Basic data of enrolled patients (n, %, mean ± SD)

Groups	Gender (male)	Gender (female)	Age (yr)	BMI	Pre-operation ABI	Course of disease (h)
Enrolled patients (n = 62)	38 (61%)	24 (39%)	55-83 (69.52 ± 7.45)	18.10-24.62 (21.87 ± 1.91)	0.21-0.46 (0.33 ± 0.06)	2.67-64.17 (13.22 ± 10.85)

BMI: Body mass index; ABI: Ankle brachial index.

Table 2 Comparison of age, pre-operation, body mass index and course of disease between the two groups (n, mean ± SD)

Groups	Age (yr)	Pre-operation ABI	BMI	Course of disease (h)
Control group (n = 34)	57-81 (69.94 ± 7.66)	0.21-0.46 (0.34 ± 0.06)	18.10-24.59 (21.79 ± 1.97)	2.70-63.93 (13.25 ± 10.87)
Observation group (n = 28)	55-83 (69.00 ± 7.29)	0.21-0.46 (0.33 ± 0.05)	18.19-24.62 (21.97 ± 1.88)	2.65-64.12 (13.21 ± 10.84)
t value	0.059	0.538	0.381	0.015
P value	0.956	0.592	0.705	0.989

ABI: Ankle brachial index; BMI: Body mass index.

Table 3 Comparison of gender difference between the two groups, n (%)

Groups	Control group (n = 34)	Observation group (n = 28)	χ2 value	P value
Gender (male)	21 (62)	17 (61)	0.007	0.932
Gender (female)	13 (38)	11 (39)

Table 4 Comparison of efficacy between the two groups, n (%)

Groups	Recovery	Good	Fair	Poor	Amputa-tion/death	Total effective rate
Control group (n = 34)	18 (52.94)	10 (29.41)	5 (14.71)	1 (2.94)	0 (0)	33 (97.06)
Observation group (n = 28)	16 (57.14)	8 (28.57)	4 (14.29)	0 (0.00)	0 (0)	28 (100.00)
χ2 value						0.837
P value						0.360

Table 5 Comparison of surgical indicators between the two groups (n, mean ± SD)

Group	Pain score (point)	ABI difference before and after operation	Operation time (h)	Time to get out of bed (h)	Hospital stay (d)
Control group (n = 34)	3.97 ± 0.94	0.59 ± 0.13	3.51 ± 0.45	25.18 ± 1.77	8.04 ± 0.75
Observation group (n = 28)	1.71 ± 0.71	0.56 ± 0.11	2.53 ± 0.32	16.32 ± 2.48	5.80 ± 0.98
t value	10.480	0.739	9.579	16.390	10.150
P value	0.000	0.463	0.000	0.000	0.000

ABI: Ankle brachial index.

Table 6 Comparison of postoperative complication rates and recurrence rates between the two groups, n (%)

Groups	Ischemia reperfusion injury syndrome (case)	Infection of puncture site/incise-on (case)	Bleeding at puncture site/incise-on (case)	Puncture site/incise-on hematoma (case)	Lymphatic leakage (case)	Recurrence (case)	Distal embolism (case)	Hemoglob-inuria (cases)	Patients with complications (cases)
Control group (n = 34)	23 (0.68)	2 (0.06)	4 (0.12)	3 (0.09)	3 (0.09)	4 (0.12)	2 (0.06)	0 (0)	24 (0.71)
Observation group (n = 28)	10 (0.36)	0 (0)	0 (0)	0 (0)	0 (0)	3 (0.11)	4 (0.14)	3 (0.11)	10 (0.36)
χ2 value	6.289	1.702	3.521	2.596	2.596	0.017	1.240	3.828	7.540
P value	0.012	0.192	0.061	0.107	0.107	0.897	0.265	0.050	0.006

Table 7 Comparison of deaths between the two groups, n (%)

Group	Death
Control group (n = 34)	1 (2.90)
Observation group (n = 28)	1 (3.60)
χ2 value	0.020
P value	0.889

Table 8 Comparison of survival between two groups (n, mean ± SD)

Group	Survival time (wk)
Control group (n = 34)	77.32 ± 2.06
Observation group (n = 28)	76.57 ± 2.06
t value	1.432
P value	0.158