Group 1a (1); Group 2a (2);; OC1 (ocl1); CL1 (cl1)
X-axis (horizontal axis) referring to OC1 (ocl1), and ordinate (vertical axis) referring to CL1 (cl1) are presented on the Graph 1
Graph 1: Ellipses (confidence intervals) referring to the groups of participants in OC1 i CL1.