Effects of colloid pre-loading on thromboelastography during elective intracranial tumor surgery in pediatric patients: hydroxyethyl starch 130/0.4 versus 5% human albumin

Table 2 Hematological, hemodynamic data, and blood gas analysis

Variable	group	T0	T1	T2	T3
Hb(g/dL)	HES	12.3 ± 1.3	9.9 ± 1.1^*	10.3 ± 1.5	10.7 ± 1.6
Hb(g/dL)	HA	11.8 ± 1.4	9.8 ± 1.3^*	10.5 ± 0.8	10.4 ± 1.0
Hematocrit (%)	HES	37.4 ± 4.2	29 ± 3.4^*	27.8 ± 4.8	29.3 ± 5.1
Hematocrit (%)	HA	36.5 ± 4.7	29.3 ± 4.2^*	28.7 ± 5.4	29.3 ± 3.3
Lactate (mmol/L)	HES	1.5 ± 0.8	1.7 ± 1.0	2.0 ± 1.3	2.5 ± 1.7
Lactate (mmol/L)	HA	1.6 ± 1.1	1.6 ± 0.8	2.1 ± 1.4	2.0 ± 1.3
BE(mmol/L)	HES	1.2 ± 2.3	−1.2 ± 2.6	−0.5 ± 2.8	−0.3 ± 2.6
BE(mmol/L)	HA	1.7 ± 2.4	1.5 ± 2.2	0.7 ± 3.0	1.0 ± 3.0
PCO₂(mm Hg)	HES	35.2 ± 5.2	31.4 ± 3.6	30.7 ± 4.5	38.7 ± 5.8
PCO₂(mm Hg)	HA	33.1 ± 4.7	30.5 ± 3.3	31.1 ± 4.9	39.2 ± 5.5
PH	HES	7.46 ± 0.06	7.45 ± 0.06	7.46 ± 0.05	7.43 ± 0.06
PH	HA	7.47 ± 0.05	7.47 ± 0.07	7.47 ± 0.07	7.44 ± 0.07
HR(b/min)	HES	105 ± 15	95 ± 15	95 ± 13	100 ± 17
HR(b/min)	HA	105 ± 18	100 ± 16	102 ± 18	102 ± 18
MAP(mm Hg)	HES	72.7 ± 9.4	67.7 ± 7.9	67.3 ± 9.1	71.8 ± 10.7
MAP(mm Hg)	HA	72.1 ± 9.2	66.4 ± 8.6	66.4 ± 7.7	69.7 ± 9.2
CVP(cmH₂O)	HES	5.2 ± 1.7	9.7 ± 2.4^*	7.4 ± 2.4	6.9 ± 2.1
CVP(cmH₂O)	HA	5.4 ± 1.6	7.9 ± 1.9^*	7.9 ± 1.9	7.9 ± 2.0

Data are mean ± SD. HES: 6% hydroxyethyl starch130/0.4; HA: 5% human albumin. T0: Baseline, T1: After infusion, T2: 1 h after infusion, T3: at the end of surgery. *p < 0.05 compared with baseline data

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