Application of comprehensive unit-based safety program model in the inter-hospital transfer of patients with critical diseases: a retrospective controlled study

Table 5 Comparison of transport time between the two groups of patients [n (%)]

Examination items	N/Time (min)	Group		χ²/t	P
Examination items	N/Time (min)	Observational group (n = 224)	Control group (n = 202)	χ²/t	P
CT	n	203 (90.63)	189 (93.56)	1.246	0.264
CT	T	22.52 ± 4.41	27.54 ± 3.18	13.348	< 0.001
MRI	n	12 (5.36)	9 (4.46)	0.183	0.668
MRI	T	34.43 ± 5.35	39.23 ± 5.92	8.79	< 0.001
Operation room	n	15 (6.70)	11 (5.45)	2.851	0.091
Operation room	T	16.44 ± 3.25	19.33 ± 3.69	8.594	< 0.001
Interventional room	n	12 (5.36)	10 (4.95)	2.719	0.099
Interventional room	T	8.02 ± 2.33	11.53 ± 2.63	14.606	0

Footnote:Some patients had multiple examinations that need to be calculated repeatedly

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