Number of diagnostic procedures | P valuea | ||||
---|---|---|---|---|---|
Etiological diagnosis | 0 | 1 | ≥2 | Total | |
Syndromic disorders | 554 (29.3) | 697 (36.9) | 640 (33.8) | 1891 | < 0.001 |
Inherited metabolic diseases | 89 (22.5) | 194 (49.1) | 112 (28.4) | 395 | < 0.001 |
Neuromuscular diseases | 56 (29.0) | 61 (31.6) | 76 (39.4) | 193 | 0.122 |
Congenital skeletal condition | 17 (30.4) | 14 (25.0) | 25 (44.6) | 56 | 0.103 |
True microcephaly | 4 (16.0) | 21 (84.0) | 0 | 25 | < 0.001 |
Isolated CNS malformations | 49 (25.3) | 72 (37.1) | 73 (37.6) | 194 | 0.744 |
Epilepsy under AED | 94 (21.5) | 188 (43.0) | 155 (35.5) | 437 | 0.030 |
Medical devices users | 54 (18.8) | 95 (33.0) | 139 (48.3) | 288 | < 0.001 |