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. 2023 Dec 4;76(6):e20220792. doi: 10.1590/0034-7167-2022-0792

Table 2. Detailed analysis of the internal consistency of the EAS-40 items, responded by nurses from the Amazon region of Brazil, N: 261, Brazil, 2020.

Mean Standard Deviation Cronbach's Alpha if the item is excluded
Psychoticism
Weakness or dizziness 2.123 0.707 0.707
Heart or chest pain 2.096 0.714 0.702
Feeling fear in open spaces or on the streets 2.031 0.774 0.695
Thoughts of suicide 2.073 0.380 0.716
Sudden onset of fear without reason 2.088 0.726 0.675
Fear of going out alone 2.115 0.603 0.696
Back and hip pain 2.011 0.801 0.662
Feeling of insignificance 2.027 0.698 0.692
Feeling afraid 2.061 0.857 0.686
Nausea. queasiness. or upset stomach 2.050 0.708 0.696
Obsessive-Compulsivity
Muscle soreness (body pain) 2.042 0.842 0.689
Feeling under surveillance and subject to scrutiny by others 2.100 0.580 0.685
Compulsive checking and rechecking of tasks 2.192 0.719 0.690
Fear of using buses. subways. or trains 1.985 0.696 0.695
Difficulty breathing 2.176 0.673 0.690
Episodes of sudden heat or cold sensations 2.149 0.671 0.672
Necessity to avoid specific things. places. or activities that provoke fear 1.992 0.754 0.684
Temporary cognitive lapses or memory lapses 2.042 0.761 0.702
Numbness or tingling sensations in body parts 2.061 0.629 0.686
Experiencing a sense of hopelessness regarding the future 2.165 0.764 0.708
Somatization
Difficulty concentrating 2.073 0.836 0.701
Feeling weakness in certain body parts 2.169 0.703 0.689
Feeling tense or trapped 2.000 0.832 0.684
Experiencing heaviness in the arms and legs 2.073 0.690 0.701
Feeling uncomfortable when being observed or talked about by others 2.061 0.642 0.712
Having to repeat the same actions. such as touching. counting. or washing 2.092 0.717 0.726
Having urges to break or destroy objects 2.084 0.519 0.735
Feeling excessively self-conscious or concerned about others 2.073 0.728 0.715
Feeling restless in crowded places. while shopping. or at the cinema 1.989 0.731 0.717
Feeling that everything requires excessive effort 2.115 0.719 0.706
Anxiety
Feeling nervous when left alone 2.111 0.561 0.734
Feeling lonely even when surrounded by others 2.165 0.673 0.750
Feeling restless to the point of being unable to sit still 2.080 0.642 0.745
Engaging in spinning or throwing objects 2.065 0.429 0.758
Fear of fainting in public 2.065 0.411 0.767
Persistent sense of emotional distance from others 2.123 0.534 0.742
Experiencing feelings of guilt 2.046 0.631 0.730
Belief that something is wrong with your mind 2.000 0.674 0.727