Table 2 Meta-regression results of the significant modification effects of region-level characteristics on the associations between environmental factors and weekly RSV activity in 16 Chilean regions, 2015–18

Relative humidity: \({{\rm{PM}}}_{2.5}\)

−0.001

(−0.003, −1E-04)

0.031

Relative humidity: wind speed

0.007

(0.001, 0.014)

0.023

Minimum temperature: wind speed

−0.020

(−0.038, −0.002)

0.029

Maximum temperature: minimum temperature

0.010

(0.002, 0.017)

0.014