Host and environmental predictors of exhaled breath temperature in the elderly

BMC Public Health

Table 3 Correlates of exhaled breath temperature (°C) in multiple regression model

	Adjusted regression coefficients	95% CI			P-value	Partial R²
Age, +1 year	-0.069°C	-0.112	to	-0.026	0.0020	6.45%
Women	-0.714°C	-1.110	to	-0.319	0.0006	5.73%
Physical activity, + 30 min/week	-0.104°C	-0.184	to	-0.025	0.011	6.19%
BMI, + 1 kg/m²	0.048°C	0.001	to	0.096	0.048	3.98%
Daily average ambient temperature, +1°C	0.088°C	0.018	to	0.158	0.017	2.22%

Predictors identified from a stepwise regression model with parameters included; sex, age, family income, education, blue/white collar worker, past smoking status, regular physical activity, BMI, glucose, total cholesterol, HDL/LDL cholesterol, systolic and diastolic blood pressure, statins, anti-hypertensive medication, acetylsalicylic acid, COPD, asthma, daily average ambient temperature and daily average relative humidity.

ISSN: 1471-2458