a positive trendp < 0.001
Analysis further shows that there was a positive trend of increase of the prevalence of CFA positivity with increasing age ( χ 2 = 53.83, p < 0.001), with a maximum of 10.2% being among age group of 65+ years.
Analysis further shows that there was a positive trend of increase of the prevalence of CFA positivity with increasing age ( χ 2 = 53.83, p < 0.001), with a maximum of 10.2% being among age group of 65+ years.