Zeeuwe, P.E.

participant intervention tai chi chuan group balance study chuan effect trial health activity ouderen month scale training people tai chi outcome tcc training instructor outcome measures baseline fall incidents maanden factor valrisico lesson fall risk onderzoek problem measure control group control netherland prevention exercise score randomized intervention group result activity scale fall prevention incident questionnaire blood pressure measurement bene ficial effects health care services person number risk factors logghe heart rate table improvement follow-up range controlegroep werden research aspect position population intervention techniques verhagen status university waren zeeuwe uitkomstmaten gemiddelde baseline measurements service patient geriatr bene fits process evaluation research assistant analysis 12- month follow-up