Table 1 Significant differences of PM2.5 levels among different seasons in 2013–2017.

From: Spatio-temporal variations and factors of a provincial PM2.5 pollution in eastern China during 2013–2017 by geostatistics

Season Average (μg.m−3) Significance
Spring Summer Autumn Winter
Spring 58.2 1.000
Summer 41.6 0.048 * 1.000
Autumn 50.2 0.320 0.282 1.000
Winter 88.7 0.001** 0.000 ** 0.000 ** 1.000
  1. *means P < 0.05, **means P < 0.01.