TABLE 6.

Ordered Logistic Regression of Indoor Microbial Communities on Soy and Nutrient Media and Selected Dry Eye Signs, Odds Ratio (95% Confidence Interval)

	Nutrient Media		Soy Media
Variables	Corneal Staining	Meibomian Gland Dropout	Corneal Staining	Meibomian Gland Dropout
loge(# colonies)	5.56 (0.33–92.65)	85.03*** (3.97–1,821.96)	4.34 (0.39–47.98)	44.59*** (3.25–611.98)
Age (y)	1.03** (1.00–1.05)	1.06*** (1.03–1.09)	1.03** (1.00–1.05)	1.06*** (1.03–1.09)
Sex (1 = male; 2 = female)	0.88 (0.39–2.00)	0.39***(0.19–0.77)	0.88 (0.39–2.00)	0.39*** (0.19–0.77)
loge(TSP)	1.1 (0.80–1.49)	1.18 (0.88–1.59)	1.1 (0.80–1.49)	1.18 (0.88–1.59)
Smoke exposure (0 = no, 1 = yes)	0.88 (0.48–1.62)	1.31 (0.71–2.41)	0.88 (0.48–1.62)	1.31 (0.71–2.41)
Allergy status (0 = no, 1 = yes)	0.79 (0.40–1.55)	0.72 (0.39–1.35)	0.79 (0.40–1.55)	0.72 (0.39–1.35)
Fish oil supplement (0 = no, 1 = yes)	1.9 (0.81–4.46)	0.96 (0.30–3.03)	1.9 (0.81–4.46)	0.96 (0.30–3.03)
Race (1 = white, 0 = otherwise)	1.13 (0.50–2.56)	1.74 (0.85–3.54)	1.13 (0.50–2.56)	1.74 (0.85–3.54)
Ethnicity (1 = Hispanic, 0 = otherwise)	0.87 (0.37–2.06)	1.08 (0.55–2.14)	0.87 (0.37–2.06)	1.08 (0.55–2.14)
Pet(s) in home (0 = no, 1 = yes)	2.46*** (1.26–4.81)	1.36 (0.73–2.54)	2.46*** (1.26–4.81)	1.36 (0.73–2.54)
Observations	162	161	162	161

TSP = total suspended particles.

^***P < .01

^**P < .05

^*P < .1.