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Table 2 Quality of evidence

From: Lower versus higher oxygen targets for out-of-hospital cardiac arrest: a systematic review and meta-analysis

Outcome

Patients

Risk ratio (95% CI)

I2(%)

Absolute effect estimates (per 1000)

Quality

Mortality

1451

0.97(0.82, 1.14)

25

− 12 (− 73 to 57)

High

Favorable mRS (0–2)

1163

1.00(0.86, 1.17)

53

0 (− 71 to 87)

Moderate

Favorable CPC (0–2)

1290

1.01(0.90, 1.14)

0

4 (− 43 to 61)

High

  1. mRS Modified Rankin scale, CPC Cerebral performance category