Investigation out-of for every BPD severity group have been opposed on a single-method ANOVA, the newest Kruskal–Wallis attempt having persisted research, the fresh chi-rectangular take to otherwise Fisher’s exact take to to possess categorical parameters, or z evaluating with correction to have continuity to own size.
To regulate the brand new organization ranging from for each BPD definition and outcomes for potential covariates, multivariate logistic regression is actually did per seriousness class so you can guess the chances ratio (OR) which have a beneficial 95% count on interval (CI). Sensitivity, specificity and you will negative and positive predictive thinking were computed to possess respiratory diseases, GMFCS rating, and you may NDI playing with multivariable logistic regression.
The fresh match of activities try confirmed towards Hosmer–Lemeshow goodness off-match decide to try. The analyses were performed utilising the software package SPSS type twenty-four.0 (SPSS Inc., Chicago, IL, USA). In every analyses, a great p worth below 0.05 was felt mathematically tall.
The new dataset reviewed contained in this research is not in public areas available owed on coverage from Lookup of your own Korea Stores getting Problem Control and you can Reduction. Continue reading All the regression designs was modified toward baseline functions determined within the the univariate analysis