Table 2.

Study procedures and visiting schedule.

Study activities		Screening (day −7 to 0)	Surgery (day 0)	Postoperative follow-ups
				2 weeks	1 month+2 weeks or −2 weeks	3 months+2 weeks or −2 weeks	6 months+2 weeks or −2 weeks	12 months+2 weeks or −2 weeks
Enrollment and consent
	Informed consent	✓
	Demographic information	✓
	Vital signs	✓	✓	✓
	Medical history	✓
	Laboratory tests	✓
	Garden classification	✓
	Time from injury to surgery	✓	✓
Surgical details
	Intraoperative blood loss		✓
	Duration of surgery		✓
	Guide pin implantation effect		✓
	Intraoperative fluoroscopy (3-pin)		✓
	Intraoperative fluoroscopy (total)		✓
	Neck-shaft angle		✓
	Reduction quality (satisfaction)		✓
	Garden alignment index		✓
	Implant handling evaluation		✓
	Surgery-related record		✓
Clinical and imaging assessments
	Radiography	✓		✓	✓	✓	✓	✓
	Computed tomography scan	✓		✓			✓	✓
	Harris Hip Score	✓		✓	✓	✓	✓	✓
	36-Item Short Form Health Survey quality-of-life score	✓		✓	✓	✓	✓	✓
	Zarit Caregiver Burden Scale	✓		✓	✓	✓	✓	✓
	Local physical examination	✓		✓	✓	✓	✓	✓
	Rejection reaction		✓	✓	✓	✓	✓	✓
	Fracture healing				✓	✓	✓	✓
	Weight-bearing status				✓	✓	✓	✓
	Femoral neck shortening			✓			✓	✓
	Wound healing assessment			✓	✓
Safety monitoring
	General adverse events	✓	✓	✓	✓	✓	✓	✓
	Serious adverse events	✓	✓	✓	✓	✓	✓	✓
	Device-related issues		✓
	Concomitant medications or treatments	✓	✓	✓