Table 5 Spearman correlation coefficients for plain radiographic sclerosis, spur, and erosion total scores at baseline visit (n = 25) and for change over 2 years. Average plain radiographic scores for both readers were used in this analysis
From: Development of a radiographic scoring system for new bone formation in gout
Baseline score | Year 2 scores | Change in scores | |||||
|---|---|---|---|---|---|---|---|
Sclerosis | Spur | Sclerosis | Spur | Sclerosis | Spur | ||
Erosion score | r | 0.87 | 0.71 | 0.88 | 0.68 | −0.04 | 0.15 |
P | < 0.001 | < 0.001 | < 0.001 | < 0.001 | 0.86 | 0.48 | |
Sclerosis score | r | − | 0.66 | − | 0.66 | − | 0.71 |
P | − | < 0.001 | − | < 0.001 | − | < 0.001 | |