
 gear Estimate Std. Error    z Pr(>|z|)     S 2.5 % 97.5 %
    3     16.1      0.671 24.0   <0.001 420.8  14.8   17.4
    4     24.5      0.750 32.7   <0.001 777.2  23.1   26.0
    5     21.4      1.162 18.4   <0.001 248.8  19.1   23.7

Columns: gear, estimate, std.error, statistic, p.value, s.value, conf.low, conf.high 
Type:  response 

