In: Statistics and Probability
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sbp | Coef. Std. Err. t P>|t| [95% Conf. Interval]
-------------------+----------------------------------------------------------------
agein | .7457187 .0785126 9.50 0.000 .5917253 .8997121
grade2 | 1.507746 1.178417 1.28 0.201 -.8035824 3.819074
|
smok |
2 ,Ex-smoker | -1.50401 1.411322 -1.07 0.287 -4.272153
1.264133
3 ,Current smoker | -4.233385 1.40354 -3.02 0.003 -6.986267
-1.480504
|
_cons | 97.41007 3.880858 25.10 0.000 89.79821 105.0219
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how do I interpret this information from the print out ?