Ambient air pollutants are associated with morning serum cortisol in overweight and obese Latino youth in Los Angeles

Toledo-Corral, C. M.; Alderete, T. L.; Herting, M. M.; Habre, R.; Peterson, A. K.; Lurmann, F.; Goran, M. I.; Weigensberg, M. J.; Gilliland, F. D.

doi:10.1186/s12940-021-00713-2

Environmental Health

Table 5 Associations of Monthly Ambient NO₂ adjusted for PM_2.5, O₃-8hr_Max, and O₃-24h with Fasting Serum Cortisol in 203 Latino Children Enrolled in the SOLAR Study

From: Ambient air pollutants are associated with morning serum cortisol in overweight and obese Latino youth in Los Angeles

	NO₂ Unadjusted			NO₂^a			NO₂+ PM_2.5^a			NO₂ + O₃8-h_Max^a			NO₂+ O₃24-h^a
Monthly Time Lag	β	95% CI	p-value	β	95% CI	p-value	β	95% CI	p-value	β	95% CI	p-value	β	95% CI	p-value
1-month	− 0.06	− 0.13, 0.01	0.11	− 0.04	− 0.14, 0.06	0.39	− 0.07	− 0.18, 0.04	0.21	− 0.01	− 0.12, 0.09	0.8	− 0.01	−0.12, 0.11	0.91
2-month	−0.07	−0.14, 0.004	0.06	−0.07	− 0.17, 0.03	0.19	− 0.07	−0.18, 0.04	0.23	−0.02	− 0.13, 0.1	0.78	− 0.01	−0.13, 0.12	0.93
3-month	−0.09	−0.16, − 0.01	0.02	−0.1	− 0.2, 0.002	0.06	− 0.08	−0.19, 0.03	0.14	−0.03	− 0.15, 0.1	0.66	− 0.03	−0.16, 0.11	0.72
4-month	−0.11	−0.19, − 0.33	0.01	−0.13	− 0.23, − 0.03	0.01	−0.09	− 0.12, 0.02	0.1	− 0.08	−0.22, 0.06	0.25	−0.09	− 0.25, 0.07	0.25
5-month	−0.13	−0.21, − 0.05	0.002	−0.14	− 0.24, − 0.05	0.004	−0.08	− 0.19, 0.03	0.13	− 0.12	−0.26, 0.03	0.11	−0.13	− 0.3, 0.03	0.12
6-month	−0.14	−0.24, − 0.05	0.002	−0.15	− 0.25, − 0.05	0.004	−0.08	− 0.12, 0.04	0.2	− 0.14	−0.29, 0.01	0.07	−0.15	− 0.31, 0.02	0.08
7-month	−0.15	−0.25, − 0.05	0.004	−0.15	− 0.25, − 0.04	0.01	−0.07	− 0.2, 0.05	0.23	− 0.14	−0.28, 0.01	0.06	−0.15	− 0.31, 0.01	0.07
8-month	−0.15	−0.25, − 0.04	0.01	−0.15	− 0.26, − 0.03	0.01	−0.07	− 0.2, 0.06	0.3	− 0.14	−0.28, 0.01	0.07	−0.15	− 0.31, 0.01	0.07
9-month	−0.14	−0.26, − 0.02	0.02	−0.14	− 0.26, − 0.02	0.02	−0.08	− 0.2, 0.06	0.26	− 0.13	−0.28, 0.01	0.07	−0.14	− 0.31, 0.02	0.08
10-month	−0.14	−0.26, − 0.01	0.03	−0.14	− 0.27, − 0.01	0.04	−0.09	− 0.23, 0.06	0.23	− 0.13	−0.28, 0.02	0.08	−0.15	− 0.31, 0.01	0.02
11-month	−0.12	−0.25, 0.01	0.07	−0.12	− 0.25, 0.02	0.08	− 0.09	−0.23, 0.06	0.25	−0.11	− 0.25, 0.05	0.17	− 0.12	−0.29, 0.05	0.15
12-month	−0.12	−0.25, 0.01	0.07	−0.11	− 0.24, 0.02	0.11	− 0.09	−0.24, 0.06	0.25	−0.08	− 0.24, 0.07	0.27	− 0.09	−0.27, 0.08	0.28

NO₂ Nitrogen dioxide, O₃ Ozone 8-h maximum daily, PM_2.5 Particulate matter with aerodynamic diameter < 2.5 μm, 95% CI 95% Confidence Interval; Results should be interpreted by original scaled variables
^aLinear regression models adjusted for a priori covariates of age, sex, pubertal status, total body fat percentage, social position, season (warm/cool)

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