Table 2.

Comparison of differences in systolic blood pressure, diastolic blood pressure, and mean arterial pressure among patients before, during, and after dialysis at each time point

Index	Number of cases	T1(n = 54)	T2(n = 54)	T3(n = 54)	T4(n = 54)	T5(n = 54)	T6(n = 54)	F	p
SBP before dialysis	54	143.02 ± 17.47	143.88 ± 15.17 f	143.28 ± 21.57	141.64 ± 17.09	139.65 ± 15.14	137.60 ± 14.69 b	2.293	0.046*
DBP before dialysis	54	76.11 ± 9.38	75.67 ± 9.36	76.25 ± 9.20	75.58 ± 8.68	75.34 ± 8.87	75.00 ± 8.08	0.371	0.869
MAP before dialysis	54	98.41 ± 10.48	98.40 ± 9.02	98.60 ± 10.67	97.60 ± 9.35	96.78 ± 9.01	95.87 ± 8.18	1.444	0.209
Mean SBP during dialysis	54	140.44 ± 15.98	141.04 ± 13.86 f	141.42 ± 17.33 f	138.71 ± 15.16	136.38 ± 14.41	134.81 ± 13.07 bc	4.645	0.000**
Mean DBP during dialysis	54	74.25 ± 8.13	73.97 ± 8.23	74.35 ± 7.89	71.71 ± 7.11	73.95 ± 7.21	73.29 ± 6.64	2.553	0.028*
Mean MAP during dialysis	54	96.31 ± 9.61	96.33 ± 8.21	96.71 ± 9.23	94.04 ± 7.94	94.76 ± 8.25	93.80 ± 7.46	2.907	0.014
After dialysis SBP	54	140.59 ± 16.08	141.82 ± 15.68	141.33 ± 16.64	139.42 ± 16.26	139.02 ± 14.66	137.79 ± 13.32	1.501	0.190
After dialysis DBP	54	73.46 ± 8.33	73.18 ± 8.49	72.49 ± 8.11	73.63 ± 7.93	73.97 ± 7.36	71.69 ± 7.02	1.269	0.277
After dialysis MAP	54	95.83 ± 9.83	96.06 ± 8.70	95.43 ± 8.99	95.56 ± 9.28	95.66 ± 8.16	93.73 ± 7.76	1.152	0.333

* p < 0.05 ** p < 0.01, T1: The sixth months before switching to roxadustat, T2: The third months before switching to roxadustat, T3: The first months before switching to roxadustat, T4: Switch to roxadustat for the first month, T5: Switch to roxadustat for the third month, T6: Switch to roxadustat for the sixth month. Compared to T1, a: P<0.05,A: P<0.001;Compared to T2, b:P<0.05,B: P<0.001; Compared to T3, c:P<0.05,C: P<0.001; Compared to T4, d:P<0.05,D: P<0.001; Compared to T5, e:P<0.05,E: P<0.001; Compared to T6, f:P<0.05,F: P<0.001 All experiments were repeated at least three times, and the average was selected as the observed data