Skip to main content

Table 1 Results of Alere FTS testing at baseline, one and 3 months storage at different temperatures

From: Effects of lyophilization and storage temperature on Wuchereria bancrofti antigen sensitivity and stability

Samples Microfilaria/ml of blood Baseline testing Results at 1 month Results at 3 months
  4 °C 28 °C 40 °C 4 °C 28 °C 40 °C
A 1 +++ +++ + +++ +++ + ++
B 1 +++ +++ ++ ++ + − +
C 6 + + + + + + +
D 43 ++ + + + + + −
E 7 +++ ++ ++ ++ ++ − +
F 1 +++ ++ ++ + ++ + +
G 6 +++ ++ ++ ++ + − −
H 1 ++ − − − − − −
I 57 +++ +++ +++ ++ ++ + +
J 2 ++ +++ +++ +++ + − −
Number positive 10 9 9 9 9 5 6
Sensitivity 100% 90% 90% 90% 90% 50% 60%
Mean intensity score 2.5 2.0 1.7 1.7 1.4 0.5 0.7
Standard deviation 0.707 1.054 0.949 0.949 0.843 0.527 0.675
Standard error of mean 0.224 0.333 0.300 0.300 0.267 0.167 0.213
p values   0.188 0.055 0.055 0.008 0.004 0.004
  1. p values represent the comparison of means to the baseline
Back to article page