Table 1.

The audit indicators for the included evidence.

Content of evidence	Source and grade of evidence	Audit indicator	Audit method
1. Confirm the appointment date and time and preoperative intake to the patient by phone before operation, and screen for any diseases that may delay the operation.	JBI, level Ι	1. The appointment nurse in the day operation ward completed the pre-admission screening of elderly patients 1 day in advance to confirm whether they could be admitted to the hospital as scheduled.	On-site verification + nursing record sheet confirmation
		2. The appointment nurse in the day operation ward prepared the health education before operation on the phone.	On-site verification
2. Patients are encouraged to participate in decision-making and to provide preoperative and postoperative information, and distractions such as music, television or magazines should be provided in the waiting area to reduce preoperative anxiety.	JBI, level Ι	3. TV publicity was set up in the waiting area for admission, and the content of perioperative health education for daytime surgery would be broadcast.	On-site verification
		4. Elderly patients were accompanied by their family members and they participated in perioperative care.	On-site verification
3. Health education for day surgery should include effective, repeatable and understandable instructions, guidance and follow-up.	Clinical practice guide, level Ι	5. Nurses in the day operation ward provide patients with perioperative treatment and nursing health education list for corresponding diseases.	On-site verification
		6. Clear follow-up time before discharge and matters needing attention after operation for patients	On-site verification
4. The perioperative waiting time can be reduced by improving information management and coordination among medical teams.	JBI, level ΙΙΙ	7. The waiting time of elderly patients at each stage after admission.	Review the electronic medical record system
		8. The use of electronic admission booking system for doctors	Review the electronic medical record system
5. Assess the risk of postoperative nausea and vomiting and related preventations and treatments.	Clinical practice guide, level Ι	9. To evaluate the incidence of postoperative nausea and vomiting in elderly patients	On-site verification
6. Clear, repeatable and easy-to-operate discharge evaluation criteria should be established for day surgery to ensure patient safety.	Clinical practice guide, level Ι	10. Evaluation of discharge preparation of elderly patients before discharge	On-site verification + questionnaire
7. After discharge from hospital, patients undergoing day surgery need to be followed up to understand their recovery status, to find out postoperative adverse events in time and to guide their management.	Clinical practice guide, level Ι	11. The follow-up nurse in the day operation ward completed the telephone follow-up within 1 week after discharge.	Nursing record sheet confirmation