Table 3.
Comparison of complications between the three groups of patients.
| Variables | Treatment groups | ||
|---|---|---|---|
| US+NMES group, n = 80 (%) | NMES group, n = 80 (%) | US group, n = 80 (%) | |
| Low back pain | 4 (5.00) | 15 (18.75) | 10 (12.50) |
| Sciatica | 3 (3.75) | 12 (15.00) | 9 (11.25) |
| Numbness in lower limbs | 1 (1.25) | 9 (11.25) | 8 (10.00) |
| Decline in lower limb muscle strength | 1 (1.25) | 7 (8.75) | 6 (7.50) |
| Cauda equina syndrome | 0 (0.00) | 5 (6.25) | 2 (2.50) |
| Intermittent claudication | 4 (5.00) | 15 (18.75) | 10 (12.50) |
Data was expressed as n (%). US: ultrasound; NMES: neuromuscular electrical stimulation; US+NMES: ultrasound combined with NMES.