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Table 3 Adjusted linear regressions on systolic blood pressure (SBP) as a function of heavy occupational lifting without and with stratification by age, and use of anti-hypertensives. Significant associations are highlighted in bold

From: Occupational lifting and risk of hypertension, stratified by use of anti-hypertensives and age - a cross-sectional and prospective cohort study

  Occupational lifting Cross-sectional model
Difference in systolic blood pressure
Prospective model
Difference in delta systolic blood pressure
n Βa (mmHg) 99% CI n Βa (mmHg) 99% CI
Alla Yes 9591 −0.29 −0.82 – 0.25 990 1.02 −0.41 – 2.45
No 65,596 0.00 6030 0.00
Age < 50 yearsa Yes 4048 − 0.12 − 0.86 – 0.62 566 1.40 − 0.47 – 3.26
No 26,391 0.00 3251 0.00
Age ≥ 50 yearsa Yes 5540 −0.23 − 0.98 – 0.52 424 0.45 −1.75 – 2.66
No 39,184 0.00 2777 0.00
NOT using anti-hypertensivesa Yes 8442 −0.21 −0.77 – 0.35 930 1.20 −0.27 – 2.67
No 57,826 0.00 5769 0.00
USING anti-hypertensivesa Yes 1149 −0.55 −2.17 – 1.06 60 −2.01 −7.77 – 3.75
No 7770 0.00 261 0.00
  1. aadjusted for sex, age, BMI, smoking, LTPA, mental stress, and school education, and additionally SBP at baseline in the prospective analysis