Computational protocol: The occurrence and predictive factors of sleep paralysis in university students

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Protocol publication

[…] For data analysis, we used χ2 tests for nominal variables with a significance level of 0.05. The Mann–Whitney U-test was conducted to compare frequency of SP episodes between genders. The Spearman’s rank correlation coefficient was used to compute the strength of relationship between frequency of SP (or intensity of fear) and scores of questionnaires or other ordinal data. t-Test for independent samples was performed to compare questionnaire scores of group with or without pleasant feelings in SP or hallucinations. A multinomial logistic regression analysis was used to find factors affecting the frequency of SP and the intensity of fear. For the need of logistic regression analysis, we connected 6 levels of frequency and 5 levels of intensity of fear into groups frequent/not frequent and fearful/not fearful. Statistical analyses were conducted in STATISTICA Version 12 and IBM SPSS Statistics 23. […]

Pipeline specifications

Software tools Statistica, SPSS
Application Miscellaneous