Table 2.
N-Terminal Propeptide of Type I Procollagen (PINP) and C-Terminal Telopeptide of Type I Collagen (CTX) Levels Overall and by Case-control Status
| N | Mean | Median | Standard Deviation | Minimum | 25th Percentile | 75th Percentile | Maximum | |
|---|---|---|---|---|---|---|---|---|
| PINP (μg/L) | ||||||||
| Overall | 785 | 50.32 | 46.71 | 23.37 | 6.29 | 35.45 | 61.03 | 290.3 |
| Control | 393 | 49.64 | 45.65 | 23.71 | 8.82 | 35.66 | 59.20 | 290.3 |
| Cases | 392 | 51.0 | 47.12 | 23.03 | 6.29 | 34.66 | 62.82 | 144.6 |
| CTX (ng/L) | ||||||||
| Overall | 788 | 430 | 400 | 200 | 20 | 290 | 540 | 1470 |
| Control | 394 | 410 | 390 | 190 | 70 | 280 | 510 | 1400 |
| Cases | 394 | 450 | 420 | 210 | 20 | 300 | 570 | 1470 |