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Table 3 Association between DPT and prevalence of male infertility between 2000–2019

From: Temperature change and male infertility prevalence: an ecological study

Group

β (95% CI)#

P

Global

38.770 (8.392, 69.162)

0.013

SDI

  

Low SDI

-99.716 (-217.289, 16.477)

0.098

Low-middle SDI

13.256 (-76.054, 102.723)

0.774

Middle SDI

176.588 (104.987, 249.012)

< 0.001

High-middle SDI

16.329 (-17.220, 50.033)

0.347

High SDI

22.442 (3.166, 41.926)

0.025

Continents

  

Asia

81.179 (16.237, 146.244)

0.016

Europe

17.802 (-9.169, 44.784)

0.200

Africa

-40.708 (-127.549, 46.185)

0.363

North America

124.436 (49.634, 198.899)

0.002

South America

212.999 (98.873, 327.514)

< 0.001

Oceania

-2.872 (-57.341, 51.193)

0.921

  1. Adjustments were made for SDI, Continent, Smoking prevalence, APC, NO2, and O3
  2. DPT, deviance percentage of temperature
  3. #Unit: per 100,000 population