From: Intraoperative anti-inflammatory drugs combined with no drainage after MIS-TLIF in the treatment of recurrent lumbar disc herniation: an RCT
Intervention group
Control group
P value
Postoperative length of stay, days
5.6 ± 0.8
7.2 ± 1.4
< 0.0001
Bedridden period, days
2.4 ± 0.5
3.1 ± 0.6