      left_buffer right_buffer precision (Intercept)  severity          age
2.5%     4.773412    0.7902274  2.794084  -0.2126774 0.2163295 -0.007601922
50%      4.900803    1.1568521  2.933870  -0.1542477 0.2384557 -0.006711650
97.5%    4.980053    1.7330556  3.090793  -0.0847190 0.2540161 -0.004938355
