Information and data extraction schedule
| Subject | Content |
| Publication information | Title; author; publish year; country of origin; corporate sponsorship; contact email. |
| Participant | Sample size; age; sex; height and weight or BMI; ASA physical status classification levels; type of hip disease or hip surgery; inclusion and exclusion criteria if necessary. |
| Intervention | Detail information of PENG block techniques (guidance techniques; target area of block; block needle; needle tracking techniques: in-plane and out-of-plane) detail information of local anaesthetics (type, concentration, dose, volume and adjuvant of local anaesthetics). |
| Control | Detail information of block analgesia techniques (including guidance techniques; target area of block; block needle; needle tracking techniques: in-plane and out-of-plane; detail information of local anaesthetics including type, concentration, dose, volume and adjuvant of local anaesthetics) and non-block analgesia techniques (including type, dose and administration method of analgesics). |
| Outcome | Primary outcome (pain intensity after perioperative pain management); secondary outcome measurements (perioperative quadriceps strength; perioperative rescue analgesia information: perioperative cumulative analgesic consumption; time to first analgesic request; patients’ recovery; perioperative complications; patients’ satisfaction); Exploratory outcomes (perioperative sensory block; block-ended time; perioperative mortality). |
| Study design | Randomisation method; blinding; allocation concealment; statistical analysis; sample size calculation; outcome reporting. |
| Other information | Type of anaesthesia: local, spinal or general anaesthesia; period of perioperative pain management (preoperative analgesia, intraoperative anaesthesia and postoperative analgesia); anaesthesia time; operation time; assessment method or equipment of outcomes. |
ASA, American Society of Anesthesiologists ; BMI, body mass index; PENG, pericapsular nerve group.