Table 2.
Overall Cohort | 1 to 11 years | 12 to 18 years | p-value2 | |
---|---|---|---|---|
Summary Statistics | ||||
Fraction | ||||
No. (%) | 390 (100.0 %) | 146 (100 %) | 244 (100 %) | |
Mean (± SD) | 0.76 (± 0.17) | 0.78 (± 0.19) | 0.75 (± 0.15) | 0.16 |
Rate | ||||
No. (%) | 390 (100.0 %) | 146 (100 %) | 244 (100 %) | |
Mean (± SD) | 118.7 (± 22.2) | 124.7 (± 28.3) | 115.1 (± 16.8) | <0.01 |
Depth | ||||
No. (%) | 153 (39.2 %) | 34 (23.3 %) | 119 (48.8 %) | |
Mean (± SD) | 39.5 (± 10.7) | 32.5 (± 9.8) | 41.5 (± 10.1) | <0.01 |
Compliance with AHA Guidelines | ||||
Fraction and Rate Compliant | 85 (21.8 %) | 22 (15.1 %) | 63 (25.8 %) | 0.01 |
Fraction Compliant (≥ 0.80) | 205 (52.6 %) | 92 (63 %) | 113 (46.3 %) | <0.01 |
Rate Compliant (≥ 100 and ≤ 120 per minute) | 141 (36.2 %) | 34 (23.3 %) | 107 (43.9 %) | <0.01 |
Depth Compliant (≥ 38 mm) | 89 (58.2 %) | 12 (35.3 %) | 77 (64.7 %) | <0.01 |
Depth Compliant (≥ 51 mm)3 | 12 (16.0 %) | 0 (0 %) | 12 (21.8 %) | 0.02 |
Categorical variables are reported as No. (%). Continuous variables are reported as mean (± standard deviation).
p value for comparison across pre-determined age categories
Arrests occurring in 2011 or later.