22 September 2025 : Meta-Analysis
Effect of Bilateral Superficial Cervical Plexus Block on Postoperative Pain in Thyroid and Parathyroid Surgery: A Systemic Review and Meta-Analysis
Weifei Chen BC 1, Kaigang Xie DE 1, Yun Jiang EF 1, Hongya Zhang CE 1, Danhua Wu AEF 2*DOI: 10.12659/MSM.949684
Med Sci Monit 2025; 31:e949684
Table 2 Study characteristics and quality assessment.
| Study identification | Geographical/ time context | Intervention groups | Quality assessment (Jadad Scale) |
|---|---|---|---|
| Yao et al | China (2019) | BSCPB vs Control | 5 (High) |
| Kang et al | South Korea (2025) | BSCPB (Ropivacaine) vs Control | 4 (High) |
| Liu et al | China (2023) | BSCPB + OFA vs Opioid-based anesthesia | 5 (High) |
| Mostafa et al | Egypt (2025) | BSCPB + Dex vs BSCPB | 4 (High) |
| Satish Kumar et al | India (2022) | BSCPB + Dex vs BSCPB | 4 (High) |
| Ozgun et al | Turkey (2022) | BSCPB vs Control | 4 (High) |
| Hu et al | China (2021) | BSCPB vs Control | 4 (High) |
| Gurkan et al | Turkey (2015) | BSCPB vs Control | 2 (Low) |
| Egan et al | Ireland (2013) | BSCPB vs Control | 4 (High) |
| Woldegerima et al | Ethiopia (2020) | BSCPB vs Control | 4 (High) |
| Hoh et al | South Korea (2019) | BSCPB vs Local Wound Infiltration | 3 (Moderate) |
| Karthikeyan et al | India (2013) | BSCPB + Clonidine vs Saline | 3 (Moderate) |
| Cai et al | China (2012) | BSCPB vs Control | 5 (High) |
| Shin et al | South Korea (2012) | BSCPB vs Control | 5 (High) |
| Steffen et al | Germany (2010) | Pre+Postop BSCPB vs Placebo | 3 (Moderate) |
| Shih et al | Taiwan (2010) | BSCPB vs Saline | 4 (High) |
| Andrieu et al | France (2007) | BSCPB vs Placebo | 4 (High) |
| Goulart et al | Brazil (2019) | BSCPB vs Control | 4 (High) |
| Xing et al | China (2021) | BSCPB vs Saline | 4 (High) |
| Gong et al | China (2021) | BSCPB (deep+superficial) + GA vs GA alone | 4 (High) |