Skip to main content

Table 2 Causes of head injury in the acute and persistent PTH group

From: Exploring naturally occurring clinical subgroups of post-traumatic headache

Cause of Head InjuryAcute PTHPersistent PTHStatistical Difference
Motor Vehicle Accident: n (%)25 (16%)46 (31%)OR = 2.2
95% CI 1.3, 3.8
p = 0.0048
Fall: n (%)65 (44%)57 (38%)OR = 0.8
95% CI 0.5, 1.2
p = 0.35
Direct trauma to the head by an object: n (%)60 (40%)47 (31%)OR = 0.8
95% CI 0.5, 1.2
p = 0.26
  1. OR odds ratio, CI confidence interval. Statistically significant differences are displayed in bold
\