Table 2.
Study characteristics and results.
| Author, Year | Type | Sample Size | Technique |
|---|---|---|---|
| 1. Kozlowski, 2010 [10] | Diagnostic differences between PDD-NOS and ASD | 322 infants from 17 to 36 months | BISCUIT score |
| 2. Hattier and Matson, 2012 [11] | Communication deficits: differences between PDD-NOS and ASD | 591 infants from 17 to 36 months | BISCUIT part 1 score |
| 3. Louwerse et al., 2015 [12] | Comorbidity between ASD and PDD-NOS | 72 individuals with PDD-NOS diagnosis | ADOS, DISC, FSIQ, TRAILS, ADI-R |
| 4. Gibbs et al., 2012 [13] | PDD-NOS diagnosis comparison between DSM-IV-TR and DSM-V | 132 children | - |
| 5. Horovitz and Matson, 2010 [14] | Communication deficits: differences between PDD-NOS and ASD | - | BISCUIT part 1 score |
| 6. Matson et al., 2010 [15] | Comorbidity between ASD and PDD-NOS | - | BISCUIT part 2 score |
| 7. Snow and Lecavalier, 2011 [7] | Diagnostic differences between PDD-NOS and ASD | - | - |
| 8. Brennan et al., 2017 [5] | PDD-NOS diagnosis criteria | 160 children: 102 (Age 2) and 58 (Age 4) | ADOS, ADI, CARS scores |
| 9. Carigi et al., 2014 [16] | Diagnostic differences between PDD-NOS and ASD | 117 children from 17 to 175 months | CARS, BSE, GMDS, VABS, CGI, CBCL, EuroQol |
| 10. Rooney et al., 2011 [17] | PDD-NOS differential diagnosis and prognosis | Case study (Age 7) | WISC-IV, ADIS-C/P YBOCS-C, SUDS |
| 11. Mayes et al., 2013 [18] | PDD-NOS diagnosis comparison between DSM-IV-TR and DSM-V | - | - |
| 12. Matson et al., 2011 [19] | Comorbidity between ASD and PDD-NOS | 362 infants … | BISCUIT part 2, BISCUIT part 3 score |
| 13. Hassan and Perry, 2011 [20] | PDD-NOS diagnosis criteria | 105 children from 2 to 12 years | VABS, VABS- II, MSEL, BSID, WPPSI-3, CARS, Leiter-R, Stanford-Binet Intelligence Scale |
| 14. Taheri and Perry, 2012 [21] | PDD-NOS diagnosis criteria | 131 children from 2 to 12 years | |
| 15. Karabekiroglu and Akbas, 2011 [22] | PDD-NOS differential diagnosis | 188 children from 2 to 11 years | K-SADS-PL-T, PDD-NOS Symptom Screening Scale, ADI |
| 16. Andrews et al., 2013 [23] | PDD-NOS and ASD prognosis | 58 children from 7 to 12 years | |
| 17. Mordre, 2012 [24] | PDD-NOS and ASD prognosis | 113 children from | |
| 18. Rondeau et al., 2011 [25] | PDD-NOS diagnosis criteria | - | - |
| 19. Matson and Sipes, 2010 [26] | PDD-NOS diagnosis criteria | - | - |
| 20. Romero et al., 2016 [27] | Comorbidity between ASD and PDD-NOS | 123 children from 5 to 15 years | NCBRF, IDEA |
| 21. Kose et al., 2017 [28] | PDD-NOS prognosis | 51 children from 2 to 16 years | CARS, ABC |
| 22. Verheij, 2015 [29] | Comorbidity between ASD and PDD-NOS | 74 children from 6 to 12 years | DISC-IV-P, CSBQ, IQ, YSR |
| 23. Mandy, 2011 [30] | PDD-NOS diagnosis criteria | 256 children | - |