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. 2020 Jun;52(2):118–125. doi: 10.1182/ject-1900037

Table 1.

Sensor verification results with coefficient of determination, r2 values.

Test Date Sample Size r2 Value Percentage of Air Bubbles Detected at Sensor 1 and 2 with Δvolume < ±20%
September 26 60 99.1 100%
October 2 148 99.0 98%
October 5 63 99.6 100%
October 8 73 99.5 92%
October 11 82 99.4 93%