Table III.

Comparison of the measured saliva analytes in the study groups.

Analyte (unit)	Control		PD		Before HD		After HD
	Mean	S.D	Mean	S.D	Mean	S.D	Mean	S.D
Urea, mmol/L	21.2	11.21	36.41a	20.74	44.9a,b	21.10	24.7b,c	12.42
Crea, mmol/L	37.2	26.52	44.2	39.78	58.4a	45.08	38.1c	21.21
UA, mmol/L	69.0	51.15	89.81	38.6	90.41	56.51	36.88a,c	16.1
ALP, U/ L	4.24	3.30	3.72	1.40	4.00	1.72	4.98	2.61
GGT, U/ L	7.15	5.07	9.77	8.48	9.45	8.31	8.09	5.92
AST, U/L	20.8	23.9	61.3a	116	69.6a	64.1	65.8	40.5
ALT, U/ L	8.67	12.9	24.4	70.9	29.4	37.1	27.9	53.5
LDH, U/L	238	146	70.4a	26.6	104	81.1	82.7a	57.6
CK, U/L	4.70	4.45	8.86a	6.74	8.72a	7.50	5.92	5.84
Na+, mmol/L	22.0	7.96	18.0a	5.77	21.7b	7.41	19.7	4.86
K+, mmol/L	20.3	5.22	21.0	8.02	27.3a,b	6.75	22.9c	5.22
Cl–, mmol/L	31.9	13.2	21.6a	11.6	31.5b	10.4	25.1a,c	7.97
Ca+2, mmol/L	0.83	0.55	0.33a	0.19	0.38a	0.42	0.73b,c	0.59
Mg+2, mmol/L	0.11	0.08	0.04a	0.025	0.06a	0.05	0.11b,c	0.08
Phos, mmol/L	6.40	2.37	5.33	2.90	7.53b	2.63	6.94b	2.78
Iron, mmol/L	0.65	0.51	1.16a	1.42	0.84	1.00	0.57b	0.74
TSH, mIU/mL	0.007	0.003	0.007	0.005	0.009	0.013	0.007	0.006
fT3, pg/mL	0.83	0.28	0.86	0.30	0.96	0.38	0.79c	0.32
fT4, ng/dL	0.41	0.13	0.41	0.11	0.58	0.80	0.47	0.15
Folic ng/mL* acid,	–	–	–	–	–	–	–	–
Vit B12, pg/mL	165	68.3	173	122	285a	79.1	377c	177
Ferritin, ng/mL	27.5	52.9	10.8	7.57	34.9a	22.2	61.1	58.0

*: >24 ng/mL (higher than the limit of measurement)

^aSignificant comparison between control and PD

^bSignificant comparison between control and HD

^cSignificant comparison between before HD and after HD