Table 3.

Chest Compression Rate and Fraction

	ROSC	30-Day Survival	1-Year Survival	3-Year Survival	5-Year Survival
Chest Compression rate 100–120 per minute
- Unadjusted OR [95% CI]	0.55 [0.25–1.19]	1.01 [0.42–2.43]	1.05 [0.42–2.64]	1.14 [0.40–3.26]	0.93 [0.29–2.90]
- Adjusted* OR [95% CI]	0.60 [0.31–1.17]	2.04 [1.30–3.18]	1.67 [0.80–3.47]	2.50 [1.23–5.08]	1.65 [0.73–3.70]
Chest Compression Fraction CCF >80%
- Unadjusted OR [95% CI]	0.77 [0.37–1.60]	0.18 [0.06–0.57]	0.21 [0.07–0.66]	0.32 [0.08–1.25]	0.42 [0.11–1.67]
- Adjusted* OR [95% CI]	0.46 [0.07–2.98]	0.22 [0.04–1.11]	0.40 [0.05–2.96]	0.82 [0.21–3.15]	0.79 [0.21–2.95]

Notes: Odds ratio unadjusted and adjusted (*) for age, first rhythm, intubation, use of automated external defibrillator, Charlson comorbidity Index, witnessed cardiac arrest, and episode duration.