Methods RQA methods were applied to experimental data obtained from 17 rabbits.The nonlinear coupling patterns of respiration-heart rate were observed before and after isoprenaline was used.

• 方法健康家兔17只,采用重现量化分析(RQA)方法,分析了17只家兔在注射异丙肾上腺素前后呼吸-心率耦合关系的变化。