Table 2 Descriptive statistics of the included pairwise meta-analytical evidence
From: Evidence linking COVID-19 and the health/well-being of children and adolescents: an umbrella review
| Â | Physical | Psychological/cognitive | Quality of life | Health system | Social |
|---|---|---|---|---|---|
Number of meta-analyses | 255 | 16 | 5 | 15 | 10 |
Number of studies, median (min–max) | 6 (1–89) | 3 (2–21) | 3 (2–63) | 4 (2–55) | 14.5 (5–30) |
Number of participants, median (min–max) | 1674 (29–6,236,763) | 10,737.5 (790–1,494,081) | 23,033 (19,362–28,766) | 7700 (43–3,231,572) | 79,471 (172–310,585) |
P-value (N) | |||||
 P-value < 10−6 | 14 | 7 | 0 | 1 | 0 |
 P-value < 10−3 | 22 | 3 | 1 | 0 | 1 |
 P-value < 0.05 | 109 | 1 | 0 | 5 | 5 |
I2 (N) | |||||
 I2 > 50% | 112 | 14 | 4 | 9 | 9 |
 I2 ≤ 25% | 82 | 1 | 1 | 4 | 1 |
Overall grading (N) | |||||
 Not significant | 111 | 5 | 4 | 9 | 4 |
 Weak | 116 | 1 | 0 | 5 | 5 |
 Suggestive | 16 | 6 | 1 | 0 | 1 |
 Highly suggestive | 8 | 3 | 0 | 1 | 0 |
 Strong | 4 | 1 | 0 | 0 | 0 |