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Quantitative data analysis have been used in this article includes: frequencies, statistics of central tendency, measures of variation, One--way ANOVA, Kruskal--Wallis test, Mann--Whitney test, Chi--squared test, Values of Phi, Cramer's V, Contingency Coefficient, Cronbach's alpha.
We calculated contingency coefficients (Kendall and Stuart 1979) and estimates of sensitivity and specificity in order to measure the validity of the probability of being classified as homebound using the operational definition, when the "criterion standard" is consistent with being "homebound.
Contingency coefficient and [chi square] test were used for statistical analysis; a value of P < 0.
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