| Outcome . | Studies . | Teeth . | Prevalence (95% CI) . | τ2 . | I2 (95% CI) . |
|---|---|---|---|---|---|
| Spontaneous space closure (overall) | 13 | 1787 | 61.6% (50.2%, 71.9%) | 0.53 | 91% (86%, 94%) |
| Spontaneous space closure (maxilla) | 9 | 665 | 85.3% (73.7%, 92.3%) | 0.69 | 83% (70%, 91%) |
| Spontaneous space closure (mandible) | 11 | 1095 | 48.1% (34.5%, 62.0%) | 0.63 | 88% (80%, 93%) |
| 2nd permanent molar rotation (mandible) | 2 | 108 | 76.9% (15.5%, 98.4%) | 0 | 27% (NC) |
| 1st premolar rotation (mandible) | 2 | 109 | 37.8% (0.7%, 98.2%) | 0.17 | 83% (29%, 96%) |
| 2nd premolar rotation (mandible) | 2 | 105 | 60.0% (10.7%, 95.0%) | 0 | 0% (NC) |
| Outcome . | Studies . | Teeth . | Prevalence (95% CI) . | τ2 . | I2 (95% CI) . |
|---|---|---|---|---|---|
| Spontaneous space closure (overall) | 13 | 1787 | 61.6% (50.2%, 71.9%) | 0.53 | 91% (86%, 94%) |
| Spontaneous space closure (maxilla) | 9 | 665 | 85.3% (73.7%, 92.3%) | 0.69 | 83% (70%, 91%) |
| Spontaneous space closure (mandible) | 11 | 1095 | 48.1% (34.5%, 62.0%) | 0.63 | 88% (80%, 93%) |
| 2nd permanent molar rotation (mandible) | 2 | 108 | 76.9% (15.5%, 98.4%) | 0 | 27% (NC) |
| 1st premolar rotation (mandible) | 2 | 109 | 37.8% (0.7%, 98.2%) | 0.17 | 83% (29%, 96%) |
| 2nd premolar rotation (mandible) | 2 | 105 | 60.0% (10.7%, 95.0%) | 0 | 0% (NC) |
CI, confidence interval; NC, non-calculable.
| Outcome . | Studies . | Teeth . | Prevalence (95% CI) . | τ2 . | I2 (95% CI) . |
|---|---|---|---|---|---|
| Spontaneous space closure (overall) | 13 | 1787 | 61.6% (50.2%, 71.9%) | 0.53 | 91% (86%, 94%) |
| Spontaneous space closure (maxilla) | 9 | 665 | 85.3% (73.7%, 92.3%) | 0.69 | 83% (70%, 91%) |
| Spontaneous space closure (mandible) | 11 | 1095 | 48.1% (34.5%, 62.0%) | 0.63 | 88% (80%, 93%) |
| 2nd permanent molar rotation (mandible) | 2 | 108 | 76.9% (15.5%, 98.4%) | 0 | 27% (NC) |
| 1st premolar rotation (mandible) | 2 | 109 | 37.8% (0.7%, 98.2%) | 0.17 | 83% (29%, 96%) |
| 2nd premolar rotation (mandible) | 2 | 105 | 60.0% (10.7%, 95.0%) | 0 | 0% (NC) |
| Outcome . | Studies . | Teeth . | Prevalence (95% CI) . | τ2 . | I2 (95% CI) . |
|---|---|---|---|---|---|
| Spontaneous space closure (overall) | 13 | 1787 | 61.6% (50.2%, 71.9%) | 0.53 | 91% (86%, 94%) |
| Spontaneous space closure (maxilla) | 9 | 665 | 85.3% (73.7%, 92.3%) | 0.69 | 83% (70%, 91%) |
| Spontaneous space closure (mandible) | 11 | 1095 | 48.1% (34.5%, 62.0%) | 0.63 | 88% (80%, 93%) |
| 2nd permanent molar rotation (mandible) | 2 | 108 | 76.9% (15.5%, 98.4%) | 0 | 27% (NC) |
| 1st premolar rotation (mandible) | 2 | 109 | 37.8% (0.7%, 98.2%) | 0.17 | 83% (29%, 96%) |
| 2nd premolar rotation (mandible) | 2 | 105 | 60.0% (10.7%, 95.0%) | 0 | 0% (NC) |
CI, confidence interval; NC, non-calculable.
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