Related by context. Frequent words. (Click for all words.) 52 correlations 51 causal relationship 51 correlation 49 causal 48 causality 47 empirical 47 epidemiologic studies 47 statistically significant 47 causal link 46 incongruence 45 linkage 45 dissimilarities 45 causal connection 45 meta analyzes 45 dissimilarity 45 concordance 45 placebo controlled trials 45 inverse association 44 generalizability 44 Epidemiological studies 44 causative 44 congruence 44 interrelation 44 reach statistical significance 43 psychotherapies 43 empirical evidence 43 correlative 43 subgroup analyzes 43 statistically significant differences 43 similarity 43 interaction 42 divergence 42 achieved statistical significance 42 interactions 42 laboratory abnormalities 42 Correlations 42 direct correlation 42 prosocial 42 biologically plausible 42 psychiatric diagnoses 42 sociodemographic 42 infer 41 observational studies 41 confounding variables 41 pharmacologic 41 nexus 41 parallels 41 statistical significance 41 nonsignificant 41 observable 40 inverse correlation 40 genotypic 40 concordant 40 causation 40 unexceptionable 40 randomized controlled trials 40 Pharmacokinetic 40 mechanistically 40 nonadherence 40 HRQOL 40 Empirical evidence 40 discrepant 40 comorbidity 40 cardiovascular mortality 40 statistically significant p = 40 generalize 39 scientifically valid 39 longitudinal studies 39 corroborate 39 deviance 39 randomized trials 39 CYP#D# 39 psychopathology 39 dissociation 39 similarities 39 demographic variables 39 RCTs 39 generalizable 39 empirically 39 covariance 39 distinguish 39 meta analysis 39 BRFSS 39 cystatin C 39 correlating 39 virologic 39 causally related 39 logistic regression 39 cerebrovascular events 39 clinically meaningful 39 rs# [003] 39 Similarities 39 methodologically 39 unambiguously 39 moral equivalence 38 epidemiologic 38 ANOVA 38 linkages 38 sociological 38 confounding factors 38 asthma exacerbations