The Prophylaxis Effect of Ephedrine on Hemodynamic Variation in Patients Undergoing Percutaneous Nephrolithotomy Surgery with Spinal Anesthesia

Table 2

Mean arterial blood pressure variation in both groups.

Time	Control group	Intervention group	value
T0	92.43 ± 2.24	91.73 ± 3.17	0.316
T1	91.32 ± 3.11	90.55 ± 3.42	0.074
T2	89.76 ± 2.85	88.42 ± 2.14	0.241
T3	84.15 ± 4.45	89.64 ± 4.26	0.042
T4	78.13 ± 3.72	90.38 ± 4.56	0.016
T5	76.45 ± 5.52	86.88 ± 3.62	0.001
T6	78.92 ± 5.76	87.62 ± 5.22	0.023
T7	75.53 ± 6.32	89.73 ± 4.83	0.012
T8	79.44 ± 4.35	90.23 ± 2.18	0.034
T9	80.35 ± 5.79	88.17 ± 3.92	0.033
T10	81.26 ± 3.61	86.72 ± 3.87	0.228
T11	79.65 ± 5.37	87.82 ± 2.79	0.364
T12	83.51 ± 4.92	88.62 ± 3.69	0.092
T13	82.77 ± 4.15	90.36 ± 3.81	0.141
T14	84.69 ± 3.47	86.87 ± 2.78	0.417
T15	85.56 ± 4.26	89.24 ± 4.38	0.638
T16	83.92 ± 5.41	90.54 ± 2.59	0.542
T17	83.78 ± 6.29	88.73 ± 3.63	0.098
T18	85.68 ± 4.87	89.24 ± 1.92	0.127
T19	82.15 ± 4.69	88.47 ± 3.77	0.443
T20	81.22 ± 5.44	90.41 ± 2.14	0.093
T21	84.79 ± 3.85	91.13 ± 3.66	0.642
T22	82.49 ± 7.23	89.92 ± 4.73	0.087
T23	82.76 ± 6.78	90.25 ± 4.66	0.519
T24	84.52 ± 5.79	91.65 ± 3.61	0.667
T25	86.36 ± 5.52	91.29 ± 4.36	0.851
Tf	88.61 ± 4.58	92.46 ± 4.28	0.265

Values are presented as mean ± SD (standard deviation) or number.