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Table 6 Mean, standard deviation (SD), Cronbach’s alpha, and item-total correlation of each item in C-19LAI

From: COVID-19 Life Events-Anxiety Inventory (C-19LAI): development, reliability, and validity study on Egyptian population

Items Mean SD Cronbach’s alphab Item-total correlation
AC-19 56.34 15.26 .947  
Q1 2.99 1.030 .943 .769a
Q2 3.25 .959 .945 .643a
Q3 3.24 1.007 .944 .671a
Q4 2.89 1.069 .943 .764a
Q5 2.81 1.085 .943 .736a
Q6 2.86 1.114 .944 .703a
Q7 2.80 1.165 .945 .617a
Q8 2.42 1.181 .944 .707a
Q9 2.63 1.210 .946 .566a
Q10 2.92 1.070 .944 .697a
Q11 2.87 1.106 .944 .720a
Q12 2.89 1.090 .944 .722a
Q13 2.66 1.164 .944 .709a
Q14 3.46 .831 .946 .559a
Q15 3.09 .952 .944 .720a
Q16 3.15 .967 .944 .678a
Q17 1.63 1.015 .949 .374a
Q18 2.67 1.174 .945 .635a
Q19 2.73 1.131 .943 .777a
Q20 2.37 1.204 .945 .635a
  1. aCorrelation is significant at the 0.01 level
  2. bCronbach’s alpha value if an item is deleted