2807
#&gt; 2          TRUE          TRUE          TRUE          4.782519
#&gt;   amptester_slope.ratio hookreg_hook hookreg_hook_slope hookreg_hook_delta
#&gt; 1             0.2223128            1       -0.001613054                 16
#&gt; 2             0.2163902            1       -0.002352293                 19
#&gt;   central_angle number_of_cycles detection_chemistry device
#&gt; 1    -0.9901063               49                  NA     NA
#&gt; 2    -0.9896863               49                  NA     N