Doctor-led intensive diet education on health-related quality of life in patients with chronic renal failure and hyperphosphatemia

Table 3 Comparison of renal function indicators between the two groups (mean ± SD)

Group	Number of examples	Time	Scr (μmol/L)	BUN (mmol/L)
Control group	60	Before the intervention	1120.36 ± 241.36	36.85 ± 10.52
		Intervention for 3 mo	1055.89 ± 269.33a	35.84 ± 9.88a
		Intervention for 6 mo	1078.96 ± 271.54a	37.11 ± 12.45a
Observation group	60	Before the intervention	1098.36 ± 268.11	37.32 ± 9.25
		Intervention for 3 mo	1102.42 ± 301.02a,d	40.02 ± 10.47a,d
		Intervention for 6 mo	1083.67 ± 274.25a,d	38.96 ± 9.02a,d

^aP < 0.05 vs those before intervention in this group.

^dP < 0.05 vs the control group.

Scr: Serum creatinine; BUN: Blood urea nitrogen.