Table. 7.

Result distribution of fecal occult blood quantitative test

Instruments Specimen no. No. ng/mL μg/g stool


Mean Minimum Maximum Mean Minimum Maximum
Eiken CS-19-01 164 8.5 0.0 25.0 1.7 0.0 5.0
Kyowa CS-19-01 42 0.5 0.0 2.0 0.5 0.0 2.0
Alfresa NS-Prime CS-19-01 45 6.7 0.0 17.0 1.3 0.0 3.2
Alfresa NS-Plus C CS-19-01 22 74.5 40.0 91.0 14.2 7.6 17.3
Eiken CS-19-02 164 314.4 102.0 478.0 62.9 20.4 95.6
Kyowa CS-19-02 42 75.8 17.0 109.0 75.8 17.0 109.0
Alfresa NS-Prime CS-19-02 45 252.0 172.0 302.0 47.9 32.7 57.4
Alfresa NS-Plus C CS-19-02 22 253.5 132.0 343.0 48.2 25.1 65.2
Eiken CS-19-03 164 5.0 0.0 14.0 1.0 0.0 2.8
Kyowa CS-19-03 42 0.1 0.0 1.0 0.1 0.0 1.0
Alfresa NS-Prime CS-19-03 45 4.3 0.0 12.0 0.8 0.0 2.3
Alfresa NS-Plus C CS-19-03 22 80.0 47.0 101.0 15.2 8.9 19.2
Eiken CS-19-04 172 364.6 14.0 537.0 72.9 2.8 107.4
Kyowa CS-19-04 37 89.9 35.0 166.0 89.9 35.0 166.0
Alfresa NS-Prime CS-19-04 45 266.4 19.0 319.0 54.8 43.7 69.2
Alfresa NS-Plus C CS-19-04 21 288.2 230.0 364.0 54.8 43.7 69.2
Eiken CS-19-05 172 6.9 0.0 78.0 1.4 0.0 15.6
Kyowa CS-19-05 37 0.2 0.0 2.0 0.2 0.0 2.0
Alfresa NS-Prime CS-19-05 45 5.7 0.0 13.0 1.1 0.0 2.5
Alfresa NS-Plus C CS-19-05 21 76.2 21.0 94.0 14.5 4.0 17.9
Eiken CS-19-06 172 134.3 5.0 191.0 26.9 1.0 38.2
Kyowa CS-19-06 37 38.9 8.0 64.0 38.9 8.0 64.0
Alfresa NS-Prime CS-19-06 45 101.2 9.0 143.0 19.2 1.7 27.2
Alfresa NS-Plus C CS-19-06 21 131.7 113.0 186.0 25.0 21.5 35.3

The instruments used were from the following companies: Eiken Chemical Co. (Tokyo, Japan), Kyowa Chemical Industry Co. (Kagawa, Japan), NS-Plus C, and NS-Prime (Alfresa Pharma Co., Osaka, Japan).

J Lab Med Qual Assur 2020;42:157~165 https://doi.org/10.15263/jlmqa.2020.42.4.157
© Lab Med Qual Assur