Table 4

Comparative estimates of the MMP content of tears of healthy subjects (C) and patients with rheumatoid arthritis with (A) or without (B) ocular complications

Zymographic activity/unit tear volume
Rheumatoid patientsHealthy subjects
MMPA (n=12)B (n=4)C (n=10)p value (A/C; B/C)
Mr 116 0000.56 (0.19)0.28 (0.09)0.17 (0.11)<0.001; <0.10
MMP-92.75 (1.27)1.05 (0.25)0.35 (0.21)<0.001; <0.001
MMP-20.20 (0.16)0.25 (0.10)0.13 (0.13)>0.2; 0.15
  • Values are mean (SD).