Table 4 Comparison between most painful disc, other pain disc, and painless disc about MRI findings
Pfirrmann classification | Painless disc (n = 140) | Other painful disc (n = 24) | Most painful disc (n = 41) | p value |
|---|---|---|---|---|
0 | 108 | 0 | 0 | p < 0.05 |
1 | 0 | 4 | 1 | Â |
2 | 1 | 0 | 5 | Â |
3 | 9 | 9 | 10 | Â |
4 | 19 | 11 | 22 | Â |
5 | 3 | 0 | 3 | Â |
Modic classification | Painless disc (n = 140) | Other painful disc (n = 24) | Most painful disc (n = 41) | Cramer's V |
|---|---|---|---|---|
0 | 132 | 23 | 33 | V = 0.23 |
1 | 1 | 1 | 3 | Â |
2 | 6 | 0 | 4 | Â |
3 | 1 | 0 | 1 | Â |