The reasons for long-term stay were: (1) variations in decisions taken by different doctors, (2) the symptoms not totally resolved within 48 hours, and (3) the time spent in patient education to enforce self-care knowledge.

• 因医师判断的个别差异无统一标准，建议应该订定出入院标准供医师参考，并发展患者健康照护与知识消息之增强，以增强患者对疾病的认知与自我照顾能力。