S Wave Amplitude Aggregate

**Semantic type:** Quantitative Concept

**Definition:** An aggregate S wave amplitude value based on the measurement of S wave amplitudes from multiple beats within a single ECG. The method of aggregation, which can vary, is typically a measure of central tendency such as the mean. (CDISC)

**Synonyms:** - S Wave Amplitude, Aggregate - S Wave Amplitude, Aggregate - SWAAG