End stage renal disease as a modifier of the periodontal microbiome

BMC Nephrology

Table 1 Clinical and demographic characteristics of Control and ESRD individuals

Characteristic	Control (n = 13)	ESRD (n = 14)	p-value
Age (years)^a	48.4 ± 10.6	60.1 ± 16.1	0.55
Gender (% male) (n)^c	69.2 (9)	57.1 (8)	0.52
Ethnicity (% non-whites) (n)^c	61.5 (8)	42.9 (6)	0.56
Diabetes status (% yes) (n)^c	15.4 (2)	50.0 (7)	0.06
Full mouth PD (mm)^b	3.15 (2.4-5.0)	2.84 (2.4-4.3)	0.07
Full mouth CAL (mm)^b	3.40 (2.4-6.0)	3.13 (2.5-7.5)	0.33
BoP (% of sites)^a	52.0 ± 25.0	37.0 ± 25.0	0.13
PS (% of sites)^a	59.0 ± 20.0	74.0 ± 25.0	0.10
PD ≥ 5 mm (% of sites)^b	18.0 (4.0-65.0)	8.0 (3.0-45.0)	0.049
Sampled sites PD (mm)^a	7.0 ± 0.8	6.3 ± 1.1	0.06
Sampled sites CAL (mm)^a	7.6 ± 1.3	7.4 ± 2.1	0.74

Data represent mean ± standard deviation for normally distributed data, median (interquartile range) for non-normally distributed data, or frequencies (%) for dichotomous data
PD: pocket depth; CAL: clinical attachment level; BoP bleeding on probing; PS plaque score; mm: millimeters
Statistical Tests: Independent t-test (^a); Mann Whitney (^b); Chi-square test (^c)

ISSN: 1471-2369