Gaalen, R.I. van

parent relationship family children contact health adult adult children journal study support relationship quality sibling solidarity ambivalence child women netherland table network quality effect marriage status number difference erasmus univ rotterdam adult child –child measure distance likelihood research exchange probability parent –child dyads exit options sample model issue science fi nancial support gender bengtson contact ties analyses conflict parent –child contact mortality result analysis dykstra van gaalen university option finland frequency level sibling network category 0–1 silverstein daughter father article class parenthood relation cohesion gaalen family relationships variable regression australia survey american class analysis behavior health behaviors interaction