A medical system, comprising: an atrial tachyarrhythmia detection circuit configured to detect a first atrial fibrillation episode over a first period and a second AF episode over a second period; a hemodynamic sensor circuit configured to sense heart sounds information of a patient; and a hemodynamic status analyzer circuit coupled to the hemodynamic sensor circuit and the atrial tachyarrhythmia detection circuit, the hemodynamic status analyzer circuit configured to: calculate one or more HS metrics using the sensed HS information during the first and second detected AF episodes; and determine a first categorical hemodynamic status level for the first detected AF episode and a second categorical hemodynamic status level for the second detected AF episode using the one or more HS metrics, the first and second categorical hemodynamic status levels each indicative of a discrete level of patient hemodynamic stability, wherein to determine the first and second categorical hemodynamic status levels, the hemodynamic status analyzer circuit is configured to generate a composite hemodynamic risk indicator using the calculated one or more HS metrics, and to determine the first and second categorical hemodynamic status levels using a comparison between the CRI and one or more threshold values. an atrial tachyarrhythmia detection circuit configured to detect a first atrial fibrillation episode over a first period and a second AF episode over a second period; a hemodynamic sensor circuit configured to sense heart sounds information of a patient; and a hemodynamic status analyzer circuit coupled to the hemodynamic sensor circuit and the atrial tachyarrhythmia detection circuit, the hemodynamic status analyzer circuit configured to: calculate one or more HS metrics using the sensed HS information during the first and second detected AF episodes; and determine a first categorical hemodynamic status level for the first detected AF episode and a second categorical hemodynamic status level for the second detected AF episode using the one or more HS metrics, the first and second categorical hemodynamic status levels each indicative of a discrete level of patient hemodynamic stability, wherein to determine the first and second categorical hemodynamic status levels, the hemodynamic status analyzer circuit is configured to generate a composite hemodynamic risk indicator using the calculated one or more HS metrics, and to determine the first and second categorical hemodynamic status levels using a comparison between the CRI and one or more threshold values. calculate one or more HS metrics using the sensed HS information during the first and second detected AF episodes; and determine a first categorical hemodynamic status level for the first detected AF episode and a second categorical hemodynamic status level for the second detected AF episode using the one or more HS metrics, the first and second categorical hemodynamic status levels each indicative of a discrete level of patient hemodynamic stability, wherein to determine the first and second categorical hemodynamic status levels, the hemodynamic status analyzer circuit is configured to generate a composite hemodynamic risk indicator using the calculated one or more HS metrics, and to determine the first and second categorical hemodynamic status levels using a comparison between the CRI and one or more threshold values.