patient	before	after
1	98	75
2	100	60
3	82	25
4	100	55
5	93	78
6	119	102
7	70	58
8	78	70
9	104	90
10	70	50
11	60	65
12	88	45
13	45	36
14	159	144
15	65	27
16	98	90
17	66	16
18	67	53