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Retrospective Study
Copyright: ©Author(s) 2026.
World J Psychiatry. Aug 19, 2026; 16(8): 118942
Published online Aug 19, 2026. doi: 10.5498/wjp.118942
Table 8 Variable assignment
Variables
Assignment of value
Dependent variable
Postoperative anxiety and depression1 = anxiety and depression, 0 = non-anxiety, and depression
Independent variables
AgeEnter actual values
Education level2 = primary school and below, 1 = junior high school, and 0 = high school and above
Attendant1 = relatives and 0 = non-relatives
Type of surgery2 = major/open surgery, 1 = medium sized surgery, and 0 = small/minimally invasive surgery
Nursing intervention1 = control group and 0 = intervention group


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