Table 2 Basic data and comparison among each group.

From: Guiding significance of the autophagy intensity of lumbar intervertebral discs and the Charlson Comorbidity Index in predicting the postoperative curative effect of patients with single-level lumbar disc herniation

 

Group 1

(20–29)

Group 2

(30–39)

Group 3

(40–49)

Group 4

(50–59)

Group 5

(60–69)

Group 6

(70–79)

×2 / F

P-value

Gender (Female, n (%))

2 (40%)

3 (60%)

2 (40%)

2 (40%)

3 (60%)

2 (40%)

1.071

0.957

BMI, Mean ± SD

25.3 ± 6.6

23.3 ± 2.6

25.4 ± 1.4

21.7 ± 2.7

22.7 ± 3.8

21.1 ± 1.7

1.282

0.304

Duration of symptoms(M), Median(UQ ~ LQ)

5.0 (1.8 ~ 10.0)

3.0 (2.0 ~ 24.0)

6.0 (3.2 ~ 6.0)

2.0 (0.7 ~ 8.0)

3.0 (1.5 ~ 15.0)

1.0 (0.7 ~ 8.5)

0.764

0.584

Pre-VAS, Mean ± SD

6.2 ± 1.9

7.0 ± 0.7

9.0 ± 0.7

9.0 ± 0.7

8.4 ± 0.9

8.4 ± 0.5

6.248

0.001**

Pre-ODI, Mean ± SD

47.2 ± 18.7

57.2 ± 4.1

79.6 ± 9.4

85.2 ± 3.9

78.4 ± 8.0

74.8 ± 6.9

11.327

< 0.001**

Pre-JOA, Mean ± SD

16.2 ± 4.9

14.0 ± 1.4

10.4 ± 2.5

10.2 ± 1.8

10.6 ± 2.6

11.0 ± 1.0

4.189

0.007**

Post-VAS, Median(UQ ~ LQ)

1.0 (0.0 ~ 2.0)

1.0 (0.0 ~ 1.5)

1.0 (1.0 ~ 1.5)

2.0 (2.0 ~ 2.0)

2.0 (0.5 ~ 3.0)

2.0 (1.5 ~ 3.0)

2.075

0.104

Post-ODI, Median(UQ ~ LQ)

2.0 (0.0 ~ 8.0)

4.0 (0.0 ~ 9.0)

4.0 (3.0 ~ 7.0)

16.0 (9.0 ~ 21.0)

8.0 (5.0 ~ 19.0)

14.0 (11.0 ~ 27.0)

5.032

0.003**

Post-JOA, Mean ± SD

27.4 ± 1.7

26.2 ± 3.1

25.6 ± 1.3

21.4 ± 1.7

23.4 ± 3.6

21.8 ± 3.0

4.603

0.004**

JOA improvement rate (%), Mean ± SD

88.4 ± 10.8

82.4 ± 19.0

81.6 ± 7.2

59.7 ± 7.9

68.1 ± 22.5

59.8 ± 17.0

3.359

0.019*

Autophagy intensity – high, n (%)

4 (80%)

4 (80%)

3 (60%)

2 (40%)

0 (0%)

0 (0%)

13.710

0.018*

– Low, n (%)

1 (20%)

1 (20%)

2 (40%)

3 (60%)

5 (100%)

5 (100%)

  

Pfirrmann classification – III, n (%)

3 (60%)

3 (60%)

2 (40%)

0 (0%)

0 (0%)

0 (0%)

21.700

0.017*

– IV, n (%)

2 (40%)

2 (40%)

3 (60%)

4 (80%)

3 (60%)

1 (20%)

  

– V, n (%)

0 (0%)

0 (0%)

0 (0%)

1 (20%)

2 (40%)

4 (80%)

  

MSU classification – II, n (%)

3 (60%)

3 (60%)

5 (100%)

4 (80%)

5 (100%)

4 (80%)

5.000

0.416

– III, n (%)

2 (40%)

2 (40%)

0 (0%)

1 (20%)

0 (0%)

1 (20%)

  

CCI classification – (0–1)

4 (80%)

4 (80%)

4 (80%)

2 (40%)

1 (20%)

3 (60%)

6.667

0.247

– (≥ 2)

1 (20%)

1 (20%)

1 (20%)

3 (60%)

4 (80%)

2 (40%)

  
  1. **Signify that P < 0.01.
  2. *Signify that P < 0.05.
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