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Table 2 Median eNO50 by warmer/cooler months

From: The association of exhaled nitric oxide with air pollutants in young infants of asthmatic mothers

Variable

Warmer months

Cooler months

P value

eNO50 (ppb)

13.6

11.0

0.008

  1. eNO50 exhaled nitric oxide interpolated to expiratory flow rate 50 ml per second, warmer months: November to March (with mean daily temperatures above 20 degrees Celcius); cooler months: April to October (with mean daily temperatures below 20 degrees Celcius)