Clinical and Radiological Outcomes of Anterior Approach Microscopic Surgery for the Pincer Mechanism in Cervical Spondylotic Myelopathy

Table 3

Clinical profiles.

Case	Age	Sex	Involved vertebrate	Cobb’s angle (°)		Height of disc(mm)		AOR		POR		JOA
				Pre-	Post	Pre-	Post	Pre-	Post	Pre-	Post	Pre-	Post
1	62	F	6/7	17.6	21.5	5.2	6.5	33.3%	16.7%	20%	8.3%	12	16
2	74	F	4-7	12.5	24.4	4.7	6.5	45.4%	16.7%	27.3%	8.3%	10	14
3	61	F	5/6	24.3	28.5	4.5	6.5	45.4%	16.7%	18.2%	5%	10	15
4	68	M	3-6	29.6	30.7	4.0	6.0	45.4%	16.7%	27.3%	8.3%	9	13
5	68	F	3-5	23.1	33.8	5.0	7.0	50%	30%	25%	20%	9	12
6	77	M	3-6	7.7	9.8	4.0	5.9	54.5%	18.2%	36.4%	27.3%	9	13
7	75	M	5-7	2.9	9.4	4.5	6.2	40%	5%	30%	10%	11	16
8	69	M	4-6	15.2	20.7	4.5	6.0	27.3%	5%	27.3%	13.6%	13	17
9	63	M	4-6	3.1	23.4	5.5	7.0	30%	15%	30%	10%	12	16
10	50	M	5/6	9.6	5.1	5.0	7.0	33.3%	5%	22.2%	11%	12	16
11	46	M	5/6	5.7	13.3	5.0	7.0	33.3%	5%	22.2%	11%	12	17
12	70	F	3-6	10.6	28.8	4.6	6.4	45.4%	15%	33.3%	18.2%	10	16
13	71	M	3-6	14.6	29.9	4.0	6.0	50%	15%	30%	10%	9	14
14	48	M	5-7	15.5	16.6	5.0	7.0	33.3%	5%	22.2%	11%	12	16
15	54	M	3-6	18.9	25.5	4.3	6.0	33.3%	16.7%	15%	8.3%	13	17
16	81	F	4/5	15.1	27.4	4.5	7	30%	10%	40%	25%	11	15
17	49	F	4-6	20.2	22.5	4.5	6.5	44.4%	10%	22.2%	11%	10	14
18	75	F	5/6	9.7	29.1	5.0	7.0	36.4%	10%	36.4%	11%	12	17
19	67	M	4-7	33.8	27.5	4.8	6.5	36.4%	15%	36.4%	18.4%	12	16
20	50	M	5/6	18.4	19.5	4.8	6.0	33.3%	10%	30%	11%	11	16
21	71	F	4-6	12.4	29.6	4.3	6.0	37.5%	15%	25%	10%	12	17
Average				15.3	22.7	4.6	6.5	38.6%	12.9%	27.4%	13.1%	11.0	15.4

Abbreviations: Cobb’s angle, C2–C7 Angle.
AOR, anterior occupying rate.
POR, posterior occupying rate.
JOA, Japanese Orthopedic Association; full score 17 points.