| CFA | Confirmatory Factor Analysis |
| CFI | Comparative Fit Index |
| ICC | Intraclass Correlation Coefficient |
| SPLA-C | Spanish Physical Literacy Assessment for Children |
| PA | Physical Activity |
| PE | Physical Education |
| PL | Physical Literacy |
| RMSEA | Root Mean Square Error of Approximation |
| TLI | Tucker–Lewis Index |
| WHO | World Health Organisation |
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