Revision Surgery for Symptomatic Adjacent Segment Disc Degeneration after Initial Anterior Cervical Fusion: Is ROI-C Better than Plate-Cage Construct?
Table 6
Details of the patients who suffered dysphagia after revision surgery.
With dysphagia ()
Without dysphagia ()
value
Age (year)
0.30
Gender (female)
7/18
11/24
0.65
BMI (kg/m2)
0.72
Medical history
Hypertension
6/18
7/24
0.77
Diabetes
5/18
5/24
0.60
Hyperlipidemia
4/18
7/24
0.61
Smoking
6/18
7/24
0.77
Alcohol drinking
8/18
4/24
0.049
Interval time between two surgeries (month)
0.70
Presence of dysphagia after first surgery
11/18
4/24
0.003
Previous surgical type
0.65
ACDF with plate-cage
10
15
ACCF with titanium mesh-plate
8
9
Adjacent involved level
0.46
Superior
14
15
Inferior
4
8
Both
0
1
Revision surgery level
1.00
1 level
18
23
2 levels
0
1
Revision surgery type
0.01
ROI-C
3
13
Plate-cage
15
11
Types of symptomatic ASD
0.29
Radicular type
0
3
Myelopathic type
11
12
Combined type
7
9
Follow-up time (month)
0.53
Operative time (minute)
0.01
Operative blood loss (milliliter)
0.27
Length of stay in hospital (day)
0.19
Abbreviations: BMI: body mass index; ACDF: anterior cervical discectomy and fusion; ACCF: anterior cervical corpectomy and fusion; ASD: adjacent segment degeneration. Statistical significance achieved compared between groups ().