Table 3.
Association between PA variables and the risk of incident elevated triglycerides
| No. with incident elevated triglycerides (N = 292, 50.9%) | ||||||
|---|---|---|---|---|---|---|
| No. at risk (N = 574) | No. incident elevated triglycerides (% of No. at risk) | Model 1 adjusted Hazard Ratio (95% CI) | p-value | Model 2 adjusted Hazard Ratio (95% CI) | p-value | |
| Habitual PA level at baseline [min/week] | ||||||
| Low (< 75) | 33 | 19 (3.3) | ref | ref | ||
| Medium (75–149) | 130 | 58 (10.1) | 0.98 (0.57–1.69) | 0.947 | 1.24 (0.68–2.26) | 0.489 |
| High (≥ 150) | 411 | 215 (37.5) | 1.14 (0.70–1.88) | 0.601 | 1.36 (0.78–2.35) | 0.277 |
| Sports-related PA level at baseline [min/week] | ||||||
| Low (< 75) | 304 | 162 (28.2) | ref | ref | ||
| Medium (75–149) | 132 | 68 (11.8) | 0.92 (0.69–1.24) | 0.596 | 1.04 (0.77–1.42) | 0.793 |
| High (≥ 150) | 138 | 62 (10.8) | 0.87 (0.65–1.17) | 0.369 | 1.02 (0.74–1.40) | 0.912 |
| Sports-related intensity level at baseline [METh/week] {1} | ||||||
| Not intensively active (< 8.3) | 316 | 170 (29.6) | ref | ref | ||
| Moderately intensively active (8.3–16.5) | 119 | 62 (10.8) | 0.97 (0.72–1.30) | 0.818 | 1.06 (0.78–1.44) | 0.733 |
| Highly intensively active (≥ 16.6) | 138 | 60 (10.5) | 0.83 (0.62–1.12) | 0.224 | 0.96 (0.70–1.33) | 0.814 |
| Change in sports-related PA over time [min/week] {28} | ||||||
| Stable inactive (< 150– < 150) | 296 | 167 (29.1) | ref | ref | ||
| Quits activity (≥ 150– < 150) | 52 | 29 (5.1) | 0.95 (0.64–1.41) | 0.800 | 1.08 (0.72–1.63) | 0.705 |
| Starts activity (< 150– ≥ 150) | 119 | 50 (8.7) | 0.62 (0.45–0.85) | 0.003* | 0.62 (0.44–0.88) | 0.007* |
| Stable active (≥ 150– ≥ 150) | 79 | 36 (6.3) | 0.76 (0.53–1.10) | 0.141 | 0.87 (0.59–1.29) | 0.484 |
| Change in sports-related intensity level over time [METh/week] {13} | ||||||
| Stable low (< 16.6– < 16.6) | 318 | 181 (31.5) | ref | ref | ||
| Decreasing (≥ 16.6– < 16.6) | 58 | 29 (5.1) | 0.88 (0.59–1.31) | 0.530 | 1.05 (0.69–1.59) | 0.823 |
| Increasing (< 16.6– ≥ 16.6) | 110 | 45 (7.8) | 0.58 (0.42–0.81) | 0.001* | 0.63 (0.44–0.89) | 0.009* |
| Stable high (≥ 16.6– ≥ 16.6) | 75 | 30 (5.2) | 0.66 (0.45–0.98) | 0.037 | 0.76 (0.50–1.14) | 0.182 |
CI confidence interval, METh metabolic equivalent hours, min minutes, N number of participants, No. Number, PA physical activity, ref reference group, SES socio-economic status, TG triglycerides. Model 1: adjusted for age, sex and SES; Model 2: adjusted for age, sex, SES, and comorbidities with regard to MetS risk factors at study entry. {} indicates number of N missing. Significant values (p < 0.05) are in [bold]; significant values after Bonferroni correction for multiple testing are indicated by [*]