Items
Control group
(n=20)
Asthma patients
(n=68)
P-value
MMP-9(ng/ml)
<0.001
Range
320-890
550-2000
Mean ± SD
538 ± 155
1181 ± 394
TIMP-1(ng/ml)
<0.001
Range
210-470
320-810
Mean ± SD
345 ± 71
569 ± 126
MMP-9/TIMP-1 Ratio
<0.001
Range
1.1-2.3
1.5-2.6
Mean ± SD
1.56 ± 0.35
2.04 ± 0.32
Table 1:
Serum levels of matrix metalloproteinase-9 (MMP-9), tissue inhibitor of matrix metalloproteinase-1 (TIMP-1), and MMP-9/TIMP-1 ratio in control and asthma groups.