Table 2:

Reproducibility of cranial ultrasonography linear measures

Linear Measure	Intraobserver		Interobserver
Linear Measure	ICC	95% CI	ICC	95% CI
Brain tissue
Biparietal diameter	0.98	0.95–0.99	0.97	0.94–0.99
Corpus callosum length	0.99	0.97–0.99	0.98	0.95–0.99
Corpus callosum genu width	0.78	0.53–0.90	0.38	−0.04–0.69
Corpus callosum body height	0.74	0.52–0.87	0.58	0.27–0.78
Corpus callosum splenium width	0.80	0.56–0.92	0.21	−0.22–0.58
Transcerebellar diameter	0.99	0.98–0.99	0.98	0.96–0.99
Vermis height	0.91	0.82–0.96	0.81	0.62–0.91
Fluid spaces
Interhemispheric distance	0.98	0.96–0.99	0.98	0.95–0.99
Anterior horn width, left	0.94	0.87–0.97	0.91	0.81–0.96
Anterior horn width, right	0.96	0.90–0.98	0.95	0.89–0.98
Ventricular index, left	0.85	0.70–0.93	0.85	0.69–0.93
Ventricular index, right	0.63	0.32–0.82	0.59	0.26–0.80
Ventricular width	0.87	0.72–0.94	0.89	0.76–0.95
Anterior horn height, left	0.86	0.72–0.94	0.76	0.53–0.88
Anterior horn height, right	0.92	0.82–0.96	0.78	0.55–0.90
Ventricular midbody height, left	0.73	0.49–0.87	0.47	0.11–0.72
Ventricular midbody height, right	0.81	0.61–0.91	0.52	0.18–0.75
Thalamo-occipital distance, left	0.93	0.81–0.97	0.80	0.52–0.93
Thalamo-occipital distance, right	0.92	0.80–0.97	0.62	0.22–0.84