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| Intervention arm (n = 31) | Control arm (n = 15) | Change within Arms | Difference in change between arms | |||||||
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| Intervention arm | Control arm | |||||||||
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| Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | p-value | Cohen’s d |
| STAI-S | Baseline | 40.4 | 6.8 | 38.3 | 10.6 |
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| 3 month | 39.1 | 8.3 | 41.3 | 11.0 | −1.2 | 5.1 | 3.1 | 8.9 | −4.3 | 0.044 | 0.653 |
| STAI-T | Baseline | 45.2 | 8.1 | 41.7 | 10.4 |
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| 3 month | 43.2 | 8.4 | 45.3 | 11.1 | −2.0 | 4.8 | 3.6 | 5.8 | −5.6 | 0.001 | 1.096 |