Table 1 ROSC, survival to admission, survival to discharge, achieved good neurological outcomes, and 1-month survival: the overall estimates and subgroup analyses
Studies (n) | Participants (n) | Rate (%) | I2 (%) | |
|---|---|---|---|---|
ROSC | 46 | 62,751 | 9.0 (7.5–10.5) | 97 |
Year of publication | ||||
2010–2015 | 24 | 31,487 | 8.8 (7.5–10.5) | 97 |
2015–2022 | 22 | 31,264 | 9.3 (7.0–11.8) | 98 |
Area | ||||
Eastern of China | 39 | 59,619 | 8.5 (7.1–10.1) | 97 |
Western of China | 7 | 3261 | 10.9 (4.9–18.8) | 95 |
Age of the participants | ||||
Adults | 24 | 18,821 | 11.4 (8.9–14.3) | 97 |
Adults and children | 14 | 26,950 | 5.9 (4.1–8.0) | 96 |
NS | 8 | 16,980 | 7.9 (5.2–11.0) | 97 |
Proportion of males | ||||
Less than 60% | 16 | 14,225 | 10.9 (7.7–14.5) | 97 |
More than 60% | 24 | 19,387 | 8.7 (6.7–10.8) | 96 |
NS | 6 | 29,139 | 6.3 (3.6–9.8) | 99 |
Proportion of bystander CPR | ||||
Less than 20% | 13 | 14,017 | 4.6 (3.1–6.4) | 96 |
More than 20% | 5 | 9192 | 8.7 (5.8–12.2) | 95 |
NS | 28 | 39,542 | 11.8 (9.3–14.6) | 98 |
Participants | ||||
Less than 500 | 27 | 6428 | 14.4 (10.5–18.7) | 96 |
More than 500 | 19 | 56,323 | 4.2 (3.4–5.1) | 96 |
Quality | ||||
Middle | 20 | 27,326 | 9.9 (7.8–12.4) | 97 |
High | 26 | 35,425 | 8.3 (6.2–10.6) | 98 |
Survival to admission | 10 | 13,922 | 5.0 (2.7–8.0) | 98 |
Year of publication | ||||
2010–2015 | 4 | 3139 | 3.2 (0.0–11.2) | 98 |
2016–2022 | 6 | 10,783 | 6.3 (3.2–10.4) | 98 |
Area | ||||
Eastern of China | 8 | 11,307 | 6.0 (3.2–9.7) | 98 |
Western of China | 2 | 2615 | 1.9 (0.0–9.9) | 96 |
Age of the participants | ||||
Adults | 7 | 10,968 | 6.2 (3.3–9.9) | 98 |
Adults and children | 2 | 2764 | 4.1 (0.0–24.0) | 99 |
NS | 1 | 190 | 0.5 (0.0–2.1) | – |
Percentage of males | ||||
More than 60% | 8 | 11,454 | 6.2 (3.0–10.4) | 98 |
NS | 2 | 2468 | 1.8 (0.1–5.9) | 89 |
Bystander CPR | ||||
Less than 20% | 3 | 3330 | 3.3 (0.6–8.0) | 97 |
More than 20% | 2 | 7294 | 2.4 (0.9–4.5) | 95 |
NS | 5 | 3298 | 8.4 (0.8–23.2) | 99 |
Participants | ||||
Less than 500 | 5 | 1035 | 10.6 (3.2–21.6) | 96 |
More than 500 | 5 | 12,869 | 1.8 (0.6–3.6) | 97 |
Quality | ||||
Middle | 6 | 5695 | 5.3 (1.3–11.6) | 98 |
High | 4 | 8227 | 4.3 (1.7–7.9) | 97 |
Survival to discharge | 18 | 43,905 | 1.8 (1.2–2.5) | 95 |
Year of publication | ||||
2010–2015 | 5 | 19,540 | 2.4 (0.4–6.0) | 95 |
2015–2022 | 13 | 24,365 | 1.7 (1.0–2.6) | 95 |
Area | ||||
Eastern of China | 18 | 43,905 | 1.8 (1.2–2.5) | 95 |
Age of the participants | ||||
Adults | 11 | 13,025 | 1.9 (1.1–2.9) | 92 |
Adults and children | 2 | 18,974 | 1.8 (0–8.7) | 97 |
NS | 5 | 11,906 | 2.0 (0.8–3.8) | 95 |
Percentage of males | ||||
Less than 60% | 4 | 6,841 | 0.9 (0.2–2.1) | 85 |
More than 60% | 10 | 10,020 | 3.6 (2.0–5.6) | 94 |
NS | 4 | 27,044 | 0.5 (0.2–1.0) | 93 |
Bystander CPR | ||||
Less than 20% | 3 | 4194 | 0.7 (0.1–1.9) | 92 |
More than 20% | 5 | 7642 | 2.5 (1.0–4.8) | 93 |
NS | 10 | 32,069 | 2.1 (1.2–3.2) | 95 |
Participants | ||||
Less than 500 | 9 | 1753 | 4.3 (2.0–7.4) | 87 |
More than 500 | 9 | 42,152 | 0.7 (0.4–1.2) | 94 |
Quality | ||||
Middle | 8 | 22,371 | 3.4 (1.5–6.2) | 97 |
High | 10 | 21,534 | 1.0 (0.5–1.6) | 92 |
Achieved good neurological outcomes | 3 | 2267 | 2.5 (0.2–7.0) | 94 |
One-month survival | 2 | 1154 | 2.7 (0.0–14.5) | 95 |