. 2012 Apr 30;2012:821218. doi: 10.1155/2012/821218

Table 2.

Changes in hemodynamic parameters in the study groups.

	Group	Before surgery	End of surgery	2 hrs	6 hrs	12 hrs	18 hrs	24 hrs
CVP, mm Hg	TTD group	12 ± 4	16 ± 4^†	11 ± 4	12 ± 4*	11 ± 5	13 ± 5*	14 ± 4
CVP, mm Hg	PAC group	13 ± 4	16 ± 3^†	12 ± 4	10 ± 3^†	10 ± 4^†	11 ± 3^†	12 ± 4
PAOP, mm Hg	PAC group	19 ± 7	18 ± 6	15 ± 6^†	13 ± 4^†	12 ± 5^†	15 ± 6^†	16 ± 3
GEDVI, mL m⁻²	TTD group	757 ± 191	707 ± 63	719 ± 150	747 ± 106	815 ± 203^†	824 ± 214^†	839 ± 205^†
SVV, %	TTD group	8 ± 5	13 ± 5	13 ± 6	13 ± 5	14 ± 7	15 ± 5^†	16 ± 6^†
EVLWI, mL kg⁻¹	TTD group	12 ± 4	11 ± 2^†	10 ± 3^†	9 ± 2^†	10 ± 3	10 ± 3^†	10 ± 2
MAP, mm Hg	TTD group	73 ± 15	72 ± 13*	74 ± 15	71 ± 8	80 ± 11	87 ± 16^†	88 ± 15^†
MAP, mm Hg	PAC group	72 ± 17	66 ± 8	74 ± 11	71 ± 11	80 ± 11	87 ± 12^†	82 ± 21
SVRI, dyne·sec⁻¹cm⁻⁵m⁻²	TTD group	2732 ± 738	1913 ± 564^∗†	2093 ± 711^†	1730 ± 443^†	1948 ± 534^∗†	2216 ± 692^†	2073 ± 517^†
SVRI, dyne·sec⁻¹cm⁻⁵m⁻²	PAC group	2610 ± 1039	1466 ± 411^†	1962 ± 644^†	2030 ± 618^†	2345 ± 716	2493 ± 626	2286 ± 581
HR, min⁻¹	TTD group	65 ± 12	82 ± 22^†	78 ± 11^†	74 ±11^†	75 ± 15^†	77 ± 14^†	74 ± 11^†
HR, min⁻¹	PAC group	71 ± 14	79 ± 12^†	78 ± 11^†	79 ± 14^†	75 ± 15	77 ± 13	80 ± 13^†

TTD: transpulmonary thermodilution; PAC: pulmonary artery catheter; CVP: central venous pressure; PAOP: pulmonary artery occlusion pressure; GEDVI: global end-diastolic volume index; EVLWI: extravascular lung water index; MAP: mean arterial pressure; SVRI: systemic vascular resistance index; HR: heart rate.

*P < 0.05 between the groups; ^† P < 0.05 within the group compared with the preoperative value. Data are presented as mean ± SD.