Results of statistical comparison tests conducted between the sensitivity and specificity of diagnostic tests performed in the field on unprepared CSF during an epidemic in Niger, February–March 2006, vs sensitivity and specificity results from the same diagnostic tests conducted in earlier studies

*Results from the current study are shown in bold type; statistically significant results are shown in italic type.
†(1) P-value for a comparison between the two proportions; (2) the difference between two independent proportions, with 95%CI, calculated using Newcombe's method (see text).
‡RDT: dipstick rapid diagnostic test.