highly significantP < 0.0001
A linear regression, regressing CV on year, was highly significant ( β = 0.0043 [CI = 0.0035–0.0051, P < 0.0001]) (Table 2 and Fig. 1 ).
A linear regression, regressing CV on year, was highly significant ( β = 0.0043 [CI = 0.0035–0.0051, P < 0.0001]) (Table 2 and Fig. 1 ).