TABLE 1.
Baseline data of patients in both groups
| PTED group | MTD group | P‐value | |
|---|---|---|---|
| Gender | 60 | 60 | 0.361 |
| Male | 27 | 32 | ‐ |
| Female | 33 | 28 | ‐ |
| Age (year) | 50.70 ± 15.20 | 53.40 ± 14.30 | 0.319 |
| Operative segment | 0.899 | ||
| L2/3 | 2 | 1 | ‐ |
| L3/4 | 3 | 3 | ‐ |
| L4/5 | 33 | 31 | ‐ |
| L5/S1 | 22 | 25 | ‐ |
| Types of herniation | 0.043 | ||
| Intraspinal canal | 54 | 60 | ‐ |
| Foraminal | 2 | 0 | ‐ |
| Extraforaminal | 4 | 0 | ‐ |
| History of disease (month) | 0.540 | ||
| ≥3 m | 45 | 42 | ‐ |
| <3 m | 15 | 18 | ‐ |
| Smoking | 0.705 | ||
| Yes | 21 | 23 | ‐ |
| None | 39 | 37 | ‐ |
| Neurologic dysfunction | 0.912 | ||
| Sensory deficits | 8 | 6 | ‐ |
| Motor deficits | 3 | 2 | ‐ |
| Body mass index | 0.898 | ||
| Normal (18.5–24.9) | 32 | 33 | ‐ |
| Overweight (25.0–29.9) | 25 | 25 | ‐ |
| Obesity (≥30.0) | 3 | 2 | ‐ |
MTD, microscope‐assisted tubular discectomy; PTED, percutaneous transforaminal endoscopic discectomy.