|
Age (years), median (IQR)
|
45.0 (38.0–52.0)
|
43.0 (40.0–48.0)
|
44.0 (38.0–8.3)
|
|
Male sex, n (%)
|
11 (61.1)
|
7 (41.2)
|
18 (51.4)
|
|
BMI (kg/m2), median (IQR)
|
27.9 (24.8–29.8)
|
25.8 (23.0–29.0)
|
26.9 (24.4–29.8)
|
|
Retired, n (%)
|
0 (0)
|
0 (0)
|
0 (0)
|
|
Sick leave, n (%)
|
16 (88.9)
|
15 (88.2)
|
31 (88.6)
|
|
Lumbar pain (VAS (0–100 mm)), median (IQR)
|
60.0 (41.0–80.0)
|
50.0 (26.0–60.0)
|
58.0 (35.0–70.0)
|
|
Radicular pain, (VAS (0–100 mm)), median (IQR)
|
70.0 (65.0–85.0)
|
55.0 (50.0–70.0)
|
65.0 (45.0–76.0)
|
|
Neuropathic pain, n (%)
|
18 (100)
|
11 (64.7)
|
29 (82.9)
|
|
Neuropathic pain (VAS (0–100 mm)), median (IQR)
|
62.5 (40.0–75.0)
|
45.0 (41.0–75.0)
|
50.0 (41.0–70.0)
|
|
Québec score (0–100), median (IQR)
|
55.0 (37.0–68.0)
|
45.0 (31.0–62.0)
|
48.0 (37.0–63.0)
|
|
HAD-S, median (IQR)
|
|
HAD anxiety score (0–21)
|
10.0 (6.0–15.0)
|
10.0 (8.0–14.0)
|
10.0 (6.0–14.0)
|
|
HAD depression score (0–21)
|
9.0 (6.0–11.0)
|
7.0 (5.0–9.0)
|
7.5 (6.0–11.0)
|
|
FAB-Q, median (IQR)
| | | |
|
FAB-Q work subscale score (0–42)
|
33.0 (21.0–41.0)
|
24.0 (19.0–35.0)
|
30.0 (20.0–39.0)
|
|
FAB-Q physical activity subscale score (0–24)
|
14.0 (11.0–19.0)
|
16.0 (10.0–19.0)
|
14.0 (10.0–20.0)
|
|
Number of lumbar surgeries, n (%)
|
|
1
|
9 (50.0)
|
4 (23.5)
|
13 (37.1)
|
|
2
|
3 (16.7)
|
9 (52.9)
|
12 (34.3)
|
|
3
|
4 (22.2)
|
3 (17.7)
|
7 (20.0)
|
|
4
|
2 (11.1)
|
1 (5.9)
|
3 (8.6)
|
|
Time between surgery and recurrent radicular pain (days), median (IQR)
|
77.0 (46.0–142.0)
|
99.0 (91.0–153.0)
|
92.0 (61.0–153.0)
|
|
Time between last surgery and inclusion (years), median (IQR)
|
1.9 (1.4–3.0)
|
2.7 (1.8–4.5)
|
2.3 (1.6–3.6)
|
|
Co-interventions, n (%)
|
15 (83.3)
|
15 (88.2)
|
30 (85.7)
|
|
Analgesics
|
14 (77.8)
|
15 (88.2)
|
29 (82.9)
|
|
Grade 1
|
9 (50.0)
|
8 (47.1)
|
17 (48.6)
|
|
Grade 2
|
12 (66.7)
|
11 (64.7)
|
23 (65.7)
|
|
Grade 3
|
2 (11.1)
|
1 (5.9)
|
3 (8.6)
|
|
Nonsteroidal anti-inflammatory drugs
|
5 (27.8)
|
5 (29.4)
|
10 (28.6)
|
|
Corticosteroids
|
2 (11.1)
|
2 (11.8)
|
4 (11.4)
|
|
Antidepressants
|
9 (50.0)
|
11 (64.7)
|
20 (57.1)
|
|
Anxiolytics
|
3 (16.7)
|
3 (17.6)
|
6 (17.1)
|
|
Antiepileptics
|
8 (44.4)
|
8 (47.1)
|
16 (45.7)
|
|
Retractile scar, n (%)
|
13 (72.2)
|
10 (58.8)
|
23 (65.7)
|
|
Nerve root enhancement, n (%)
|
14 (77.8)
|
11 (64.7)
|
25 (71.4)
|
|
Nerve root enlargement, n (%)
|
11 (61.1)
|
4 (23.5)
|
15 (42.9)
|
|
Arachnoiditis, n (%)
|
3 (16.7)
|
2 (11.8)
|
5 (14.3)
|
|
Modic 1 changes, n (%)
|
10 (55.6)
|
9 (52.9)
|
19 (54.3)
|
