BioMed Research International / 2017 / Article / Tab 4 / Research Article
Identification of Streptococcus pneumoniae : Development of a Standardized Protocol for Optochin Susceptibility Testing Using Total Lab Automation Table 4 Multivariable linear regression results for agar, imaging time point, and serotype; bold italic font: difference in mm ≥1 mm and <2 mm; bold font: difference in mm ≥2 mm; n.s.: not significant.
mm difference statisticsConfidence interval (95%) valueAgar COS_BD −1.7 (−35.58) <0.001 COS_bmx −0.1 (−2.71) <0.01 MHB_bmx −0.3 (−5.92) <0.001 MHF_Ox −1.6 (−33.35) <0.001 MHF_bmx −1.4 (−28.19) <0.001 TSA_Ox 0.1 (2.05) <0.05 TSA_bmx 0.0 (⋅) — Imaging time point 7 h 0.6 (17.57) <0.001 12 h 0.8 (22.50) <0.001 18 h 0.3 (9.25) <0.001 24 h 0.0 (⋅) — Serotype 1 1.0 (9.16) <0.001 10A 0.9 (8.20) <0.001 11A 1.5 (14.08) <0.001 11B 1.0 (9.33) <0.001 12A 0.7 (5.79) <0.001 12F 1.3 (12.61) <0.001 14 1.0 (9.27) <0.001 15A 1.5 (14.02) <0.001 15B 0.0 (⋅) — 15C 1.8 (16.91) <0.001 16F 1.2 (11.25) <0.001 17F 0.6 (5.99) <0.001 18C 1.9 (17.98) <0.001 19A 1.8 (16.85) <0.001 19F 0.7 (7.07) <0.001 20 1.1 (10.52) <0.001 22F 0.0 (0.17) n.s. 23A 0.4 (4.01) <0.001 23F 0.5 (5.20) <0.001 24F 1.2 (11.08) <0.001 3 2.8 (26.69) <0.001 33A 1.0 (8.14) <0.001 34 0.3 (2.00) <0.05 35F 0.8 (7.29) <0.001 38 1.3 (12.27) <0.001 4 0.9 (8.26) <0.001 5 1.2 (11.31) <0.001 6A 0.9 (8.09) <0.001 6B 1.5 (14.59) <0.001 7F 0.9 (8.14) <0.001 8 2.3 (22.16) <0.001 9A 1.4 (13.68) <0.001 9N 1.1 (10.29) <0.001 9V 1.4 (12.83) <0.001 TIGR4 0.5 (3.32) <0.001 Constant 14.7