Roth 评分
Count to 30 in one breath; desaturation drop (SpO₂ points) during count.
计算器
说明
Roth Score for Hypoxia Screening — educational reference for clinicians and trainees.
局限
Simplified teaching form; confirm criteria with institutional protocols.
仅供教学参考，不能替代临床诊断或治疗决策。