Table 3A.

Multivariable evaluation of selected predictors of plaque and plug

Plaque (log transformation) – multiple linear regression

	All Subjects (n = 78)			CaOx only(n = 37)
		Estimate (SE)	P-value		Estimate (SE)	P-value
pH (per 0.1)		−0.018 (0.024)	0.45		−0.0057 (0.0458)	0.90
Calcium mg/24hr (per 10)		0.0082 (0.0182)	0.65		0.014 (0.0294)	0.64
Citrate mg/24hr (per 100)		−0.0125 (0.0445)	0.78		0.032 (0.089)	0.73
Oxalate mmol/24hr (per 0.1)		−0.061 (0.065)	0.35		−0.083 (0.117)	0.48
Cr mg/24hr (per 100)		0.030 (0.037)	0.42		0.063 (0.067)	0.35
Volume ml (per 100)		0.0056 (0.0200)	0.78		−0.023 (0.035)	0.51