What additional information do you need to know to tell me?

<shakes Magic 8 Ball>  "Without a doubt"   

There are many checks ...a few examples  ..first a therapist, then how you manage your friends and family with the news, how you react to HRT..etc. ..its up to you and your conviction that this is right for you.  It's a long journey with many setbacks but if it's right you may find peace in this lifetime. ..something few people ever find ......