. Author manuscript; available in PMC: 2022 Oct 19.

Published in final edited form as: Am J Ophthalmol. 2020 Oct 14;223:193–204. doi: 10.1016/j.ajo.2020.10.003

TABLE 3.

Regression of Microbial Communities (Nutrient Media and Selected Home Environmental Conditions)

Covariates	Model 1	Model 2	Model 3	Model 4

Year home was built (YYYY)	−0.01^*** (−0.01 to −0.00)	−0.01^*** (−0.02 to −0.00)	−0.01^*** (−0.02 to −0.00)	−0.01^*** (−0.02 to −0.01)
Indoor humidity (%)		0.02^*** (0.01 to 0.04)	0.03^*** (0.01 to 0.04)	0.03^*** (0.01 to 0.04)
Indoor temperature (C)			0.04 (−0.03 to 0.11)	0.04 (−0.04 to 0.12)
Pet(s) in home (0 = no, 1 = yes)				0.11 (−0.24 to 0.46)
Plant(s) in home (0 = no, 1 = yes)				−0.04 (−0.40 to 0.32)
Floor type (0 = tile/concrete, 1 = other)				0.14 (−0.22 to 0.50)
Constant	19.89^*** (7.83–31.94)	23.72^*** (11.92–35.51)	22.07^*** (10.29–33.85)	24.46^*** (11.97 to 36.95)
Observations	135	113	112	109
R-squared	0.05	0.15	0.15	0.17

Robust confidence interval in parentheses;

^***

P < .01

^**

P < .05

P < .1.