The following patients are seen in the pre-assessment clinic for cataract surgery. Which of the following patients are candidates for astigmatic keratotomy during cataract surgery with intraocular implant.
 

Patient 1	44.50/48.25@90,    refraction -1.75/-3.00X175
Patient 2	45.25/45.55@160,  refraction -0.75/+2.25X170
Patient 3	42.00/45.00@5,      refraction +1.75/-2.25X100
Patient 4	44.28/44.75@30,    refraction -2.00/+1.75X35