From: Serum heat shock protein 47 levels are elevated in acute interstitial pneumonia
 | Healthy volunteer (N = 19) | COP (N = 12) | NSIP (N = 16) | IPF (N = 19) | AIP (N = 9) | p value | |||||
---|---|---|---|---|---|---|---|---|---|---|---|
Age (years) | 35* | (27-59) | 65.5 | (38-87) | 57.0 | (28-74) | 64.0 | (34-75) | 75.0 | (53-81) | <0.001 |
Sex (male/female) | 11/8 | Â | 7/5 | Â | 6/10 | Â | 13/6 | Â | 6/3 | Â | N.S. |
Smoking (s/ex/n) | 0/0/19 | Â | 2/4/6 | Â | 3/5/8 | Â | 6/5/8 | Â | 5/1/3 | Â | 0.002 |
P/F ratio (mmHg) | - |  | 385.0 | (289.5-490.5) | 399.3 | (343.3-442.4) | 389.8 | (283.3-491.9) | 102.3¶ | (59.9-254.8) | <0.001 |
A-a DO2 (mmHg) | - |  | 19.9 | (-5.14-46.9) | 15.3 | (2.6-37.9) | 17.1 | (-3.5-52.7) | 402¶ | (58.6-611.4) | <0.001 |