Table 5. Regression equations for cambial electrical resistance (CER) and a five-year average of diameter increment
SiteEquation increment(CER)R2
Absolute low values
Wall - Battery.535 - 0.33(CER)0.04
Ranier Tower24.4-3.30.40
East John Street12.7 - 1.120.09
All sites.607 - 0.030.48
Absolute high values
Wall - Battery7.9 - 0.260.20
Ranier Tower13.2 - 0.300.01
East John Street11.8-0.110.01
All sites20.0 - 0.090.50