Life expectancy. Kis age tak normal!

Sir I am heart patient male of age 58 I underwent a offcabg×4 bypass with svg and one lima . Sir meri surgery age 48 ma hui thi aur mere ko taab heart attack aaya tha toh angiography ma 99% diffuse coronory artery disease nikla tha aur mujha 10 year sa hypertension tha jiski ma koi dawa bypass hona sa pehla nhi leta tha aur mujha diabetes bhi thi operation ka samay mera hba1c - 9 tha sir ab mere ko surgery hua 10 saal ho gya hai but mere ko ek doubt humesha bana rehta hai ki ab meri life expectancy kitni bachi hogi sir abhi ma normal weight hai active lifestyle hai lekin thoda diet control nhi hai sir aur sir apko ye sabhi baata dekhta hua aur meri age janta hua ki meri age 58 hai toh sir apko kya lagta hai according to medical science ma aur kitna jee sakta hu life kis age tak normal Thank You Sir