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. Author manuscript; available in PMC: 2012 Jan 1.

Published in final edited form as: J Emerg Med. 2009 Sep 17;40(1):95–102. doi: 10.1016/j.jemermed.2009.06.004

Table 2.

Pulse Oximetry Groups

	Room Air Only (136 Total)					Supplemental O₂ Only (32 Total)					All Patients (168 Total)

	< 88%	88–90%	91–92%	93–94%	≥ 95%	< 88%	88–90%	91–92%	93–94%	≥ 95%	< 88%	88–90%	91–92%	93–94%	≥ 95%
Total no. patients	20	14	13	24	65	2	4	6	7	13	22	18	19	31	78
Death	1	0	1	0	1	0	1	0	1	0	1	1	1	1	1
Cardiac arrest	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Pressors	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Thrombolytics	0	1	0	0	0	0	1	1	0	1	0	2	1	0	1
ETT/resp failure	2	0	0	0	0	0	0	0	0	1	2	0	0	0	1
Total AO	3	1	1	0	1	0	2	1	1	2	3	3	2	1	3
% AO	15.0%	7.1%	7.7%	0.0%	1.5%	0.0%	50.0%	16.7%	14.3%	15.4%	13.6%	16.7%	10.5%	3.2%	3.8%
Sensitivity for AO^*	83.3% (36–99%)					50% (14–86%)					66.6% (35–89%)
Specificity for AO^*	67.7% (58–75%)					65.4% (44–82%)					67.3% (59–74%)

^*

Using 92.5% saturation as the cutoff point. ETT = endotracheal tube; AO = adverse outcomes.