Scheimpflug Imaging Parameters Associated with Tear Mediators and Bronchial Asthma in Keratoconus

Table 3

Additive differences in the Standardized Pentacam Score at various locations defined by TIMP-1 concentration (ng/mL) and MMP-13 concentration (ng/mL) versus the indicated reference point, as estimated by linear regression adjusted for age, the presence of asthma, and contact lens usage.

	TIMP-1 (ng/mL)
MMP-13 (ng/mL)		12.18	20.09	33.12	54.60	90.02	148.41
	33.12						Reference; point
	54.60	4.96; 0.27; 9.64]
	90.02	4.30; 0.021; 8.59]
	148.41	N/A	N/A
	244.69	N/A	N/A		3.93; 0.084; 7.79]	4.60; 0.69; 8.51]	4.43; 0.29; 8.58]

Square brackets indicate 95% confidence intervals; N/A indicates insufficient sample coverage for estimation.