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Table 2.

Overall saliva mtDNA change: log (post) − log (pre)

	n	Mean (SD)	95% CI	Min	Max	P
Cox I	76	−0.21 (0.97)	−0.44 to 0.01	−2.76	2.21	0.06
Cox II	76	−0.31 (1.03)	−0.55 to −0.08	−3.04	2.17	0.01

	n	Mean (SD)	95% CI	Min	Max	P
Cox I	76	−0.21 (0.97)	−0.44 to 0.01	−2.76	2.21	0.06
Cox II	76	−0.31 (1.03)	−0.55 to −0.08	−3.04	2.17	0.01

NOTE: P values from paired t tests.