Related by context. Frequent words. (Click for all words.) 71 causative 60 causation 59 causality 57 causally 56 causal relationship 53 causal link 52 etiology 51 multifactorial 49 correlations 49 causal connection 49 mechanistic 48 pathogenesis 48 priori 48 genetic susceptibility 47 empirical 47 genetic predisposition 47 inverse association 47 systemic inflammation 47 empirical evidence 47 epidemiologic studies 46 dysregulation 46 pathophysiology 46 epidemiological studies 46 epidemiologic 45 correlation 45 neurobiological 45 correlative 45 neurochemical 45 confounders 44 carcinogenesis 44 hypothesised 44 neuroendocrine 44 insulin resistance 44 hypothesis 44 dopaminergic 44 causative agent 43 hypothesize 43 polymorphisms 43 heritability 43 plausible explanation 43 adiposity 43 comorbidity 43 physiologic 43 determinants 43 causal link between 43 nonlinear 43 conclusively 43 heredity 43 psychopathology 43 phenotype 43 phenotypes 43 physiological 43 predisposition 43 empirically 43 knee OA 43 rs# [003] 42 heritable 42 TLR4 42 predisposing 42 pathologic 42 hypothesized 42 authors conclude 42 contributory 42 covariates 42 correlating 42 pharmacologic 42 hypotheses 42 relatedness 42 predictive 42 modifiable risk 42 phenomenology 42 preexisting 42 familial 42 psychosomatic 41 statistically significant 41 affective 41 predispose 41 β 41 epidemiological 41 linear regression 41 endogenous 41 loci 41 biochemical 41 cyclic 41 modifiable 41 gene variants 41 nonsignificant 41 variables 40 linkage 40 dietary patterns 40 endothelial dysfunction 40 neurodevelopmental 40 econometric 40 dichotomous 40 polymorphism 40 pathological 40 locus 40 aneuploidy 40 confounding factors 40 conclusive evidence 40 tangential