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Table 3 CT scan utilization per patient in three phases of pre-intervention, intervention, and post- intervention follow up phase

From: Development of clinical-guideline-based mobile application and its effect on head CT scan utilization in neurology and neurosurgery departments

Phases of study CT scan utilization
Total head CT CT at Neur. CT at Neurosurg. Total
Total Per Pt Total Per Pt Total Per Pt
Pre-intervention 334 2 (1,4)* 64 0 (0,1) * 272 2 (1,4) * 336
Intervention 381 2 (1,2)* 150 0 (0,1) * 231 1 (0,2) * 381
post-intervention follow up 205 1 (1,2)* 73 0 (0,1) * 130 1 (0,2) * 203
Total 920 287 633 920
p-value Kruskal-Wallis 0.027 0.028 ˂ 0.001  
p-Value Mann–Whitney
 Pre-intervention and intervention 0.054 0.024 ˂0.001  
 Pre and post intervention follow up 0.075 0.35 0.003  
 Intervention and post intervention follow up 1 1 1  
  1. Pt patient, Neur neurology, Neurosurg neurosurgery
  2. *All data has been reported using Median (Q1, Q3)