Incidence of low central venous oxygen saturation during unplanned admissions in a multidisciplinary intensive care unit: an observational study

Table 2 Hemodynamic data from the whole collective and the different patient groups

		Systolic blood pressure (mm Hg)		Mean arterial blood pressure (mm Hg)		Heart rate (beats per minute)		Peripheral oxygen saturation (%)		Axillary temperature (°C)
	n	0 hours	6 hours	0 hours	6 hours	0 hours	6 hours	0 hours	6 hours	0 hours	6 hours
All patients	98	120 ± 30	113 ± 23	81 ± 19	76 ± 14^a	92 ± 24	89 ± 20	97 (56–100)	96 (87–100)	36.8 (33.4–39.1)	37.2 (34.0–39.5)
Cardiocirculatory failure	12	95 ± 23	100 ± 18	70 ± 16^b	68 ± 9	97 ± 24	87 ± 15	94 (76–100)	98 (91–100)^c	35.9 (35.3–37.3)	37.0 (36.4–39.0)
Sepsis	26	114 ± 30	106 ± 20	77 ± 20	71 ± 11	99 ± 27	94 ± 25	96 (56–100)	97 (87–100)	36.9 (35.3–39.1)	37.3 (36.0–39.5)
CNS disease	29	139 ± 27^b	124 ± 27^a,b	90 ± 18	83 ± 17^b	84 ± 20	88 ± 18	100 (87–100)	98 (90–100)	36.7 (33.4–39.1)	37.4 (35.6–39.4)^c
Respiratory failure	14	113 ± 29	116 ± 23	76 ± 17	78 ± 15	99 ± 26	92 ± 25	93 (87–100)^b	94 (88–99)^b	36.7 (35.5–37.8)	37.5 (35.9–38.6)^c
Other	17	119 ± 23	111 ± 18	81 ± 17	75 ± 8	85 ± 17	84 ± 12	99 (88–100)	96 (90–100)	36.2 (34.2–38.1)	37.2 (34.0–38.2)

^aPaired t test, p < 0.05; ^bKruskal-Wallis analysis for variance on ranks, p < 0.05; ^cWilcoxon signed rank test, p < 0.05. Values are expressed as mean ± standard deviation or as median (range). CNS, central nervous system.

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