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Dokumenttyp:
journal article 
Autor(en):
Hoppe, A; Weidenhammer, W; Wagenpfeil, S; Melchart, D; Linde, K 
Titel:
Correlations of headache diary parameters, quality of life and disability scales. 
Abstract:
OBJECTIVE: We aimed to investigate (1) to which extent headache diary variables correlate among each other; (2) to which extent they correlate with generic measures of quality of life and disability; (3) and whether correlations vary over time. METHODS: We performed a secondary analysis of data from 301 patients suffering from migraine and 270 patients suffering from tension-type headache collected in 2 randomized trials of acupuncture. We calculated product-moment correlation coefficients. RE...    »
 
Zeitschriftentitel:
Headache 
Jahr:
2009 
Band / Volume:
49 
Heft / Issue:
Seitenangaben Beitrag:
868-78 
Sprache:
eng 
Print-ISSN:
0017-8748 
TUM Einrichtung:
r Medizinische Statistik und Epidemiologie; r Allgemeinmedizin