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. 2009 Oct 27;8:241. doi: 10.1186/1475-2875-8-241

Table 7.

Inter-observer agreement for the 3 rapid diagnostic tests

1st and 2nd reading 1st and 3rd reading
N kappa N kappa
CareStart™ Malaria 2 line pLDH (Pan) 1315 0.967 1295 0.341
CareStart™ Malaria 3 line pLDH (Pan, PF) 1312 0.941 1258 0.280
OptiMAL-IT® 1316 0.923 1296 0.341

A kappa value of > 0.8 signifies very good agreement

2nd reading performed 10 minutes after the 1st; 3rd reading performed 1 week after the 1st.