Table 3 Responses of P1NP bone formation marker to a prolonged, continuous running bout
P1NP (ng·mL−1) | Mean difference [95% CrI] | SD of difference [95% CrI] | P of increased variation | Proportion of response |
|---|---|---|---|---|
Hourly | ||||
20 min during running (25 observations / 2 studies) | 4.2 [0.2 to 8.8] | 6.1 [5.2 to 7.3]a | 0.088 | 1.0 75% CrI [0.99 to 1.0] |
30–40 during running (35 observations / 3 studies) | 9.2 [5.3 to 14.3] | 8.1 [7.1 to 9.4]a | 0.700 | 1.0 75% CrI [0.99 to 1.0] |
Immediately after (75 observations / 5 studies) | 12.0 [8.4 to 16.0] | 10.2 [9.3 to 11.3]a | > 0.999 | 1.0 75% CrI [0.90 to 1.0] |
1 h post-running (75 observations / 5 studies) | 1.1 [− 3.1 to 5.2] | 5.0 [4.5 to 5.6]a | < 0.001 | – |
2 h post-running (60 observations / 4 studies) | 0.6 [− 3.1 to 4.3] | 6.1 [5.5 to 6.8] | 0.016 | – |
3 h post-running (40 observations / 3 studies) | 0.6 [− 4.6 to 5.7] | 4.6 [3.8 to 5.1]a | < 0.001 | – |
Daily | ||||
24 h post-running (70 observations / 4 studies) | 1.4 [− 0.5 to 3.5] | 5.2 [4.8 to 5.8]a | 0.172 | – |
48 h post-running (40 observations / 3 studies) | 0.6 [− 2.3 to 3.7] | 5.9 [5.2 to 7.1]a | 0.612 | – |
72 h post-running (40 observations / 3 studies) | 0.5 [− 2.8 to 3.9] | 7.8 [6.9 to 9.0] | 0.999 | – |
96 h post-running (30 observations / 2 studies) | − 0.4 [− 3.9 to 3.0] | 5.4 [4.7 to 6.4]a | 0.349 | – |