Author | No of patients | SSc (%) | Controls (%) |
---|---|---|---|
Nelson (1998)5 | 23 Controls, 17 SSc | 59 | 26 |
Artlett (1998)6 | 25 Controls, 69 SSc | 46 | 4 |
Murata (1999)25 | 12 Controls, 13 SSc | 61.5 | 50 |
Evans (1999)26 | 48 Controls, 20 SSc | 60 | 33 |
Lambert (2000)27 | 19 Controls, 12 SSc | 42 | 47 |
Artlett (2000)28 | 63 Controls, 64 SSc | 65 | 28 |