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. Author manuscript; available in PMC: 2018 Aug 9.
Published in final edited form as: Harmful Algae. 2017 Jul 14;67:144–152. doi: 10.1016/j.hal.2017.06.001

Table 2.

Time series statistics for Northern California (CA_N), Central California (CA_C), and Southern California (CA_S). Statistics include: 95% confidence interval for slope, Theil-Sen slope, Kendall’s tau, and residual variability/slope (Y).

region WHO 95% CI slope (km2/yr) tau Y
CA_N ND −21.1:170.1 51.55 0.22 4.7
bloom −276.9:184.8 1.14 0.00 >100
low 0.30:4.3 2.05 0.33 5.2
mod −75.7:64.0 11.4 0.03 14.0
high −256.3:216.8 −3.8 −0.03 >100
CA_C ND −4.3:105.1 37.45 0.27 4.6
bloom −9.4:88.5 31.12 0.22 5.4
low −1.9:2.4 0.22 0.07 25.6
mod −2.5:31.2 11.40 0.22 4.8
high −44.2:78.7 19.60 0.11 7.9
CA_S ND −20.7:26.1 3.63 0.08 20.6
bloom −13.6:27.7 1.2 0.03 67.8
low −0.6:0.6 0.13 0.07 28.2
mod −7.3:13.6 2.35 0.07 10.3
high −19.5:21.8 −1.7 0.00 45.2