Skip to main content

Table 4 Incremental coverage and detection of high cardiovascular risk populations for various screening strategies

From: Identification of effective screening strategies for cardiovascular disease prevention in a developing country: using cardiovascular risk-estimation and risk-reduction tools for policy recommendations

  Targeted screening Universal
  ≥ age 50† ≥ age 45 ≥ age 40 ≥ age 35 screening
Strategies implemented incrementally*      
Additional % of population screened - 24.27 20.79 20.45 18.39
Additional coverage of high risk population screened - 4.32 1.11 0.18 0.00
% of additional high risk individuals detected - 4.59 1.11 0.17 0.01
Additional NNS to detect 1 high risk individual - 9.81 41.20 309.67 7168.90
Males      
Additional % of population screened - 26.96 22.20 21.99 19.12
Additional coverage of high risk population screened - 5.62 1.53 0.25 0.00
% of additional high risk individuals detected - 6.08 1.55 0.25 0.01
Additional NNS to detect 1 high risk individual - 6.12 23.61 176.52 5179.06
Females      
Additional % of population screened - 21.88 19.49 19.00 17.67
Additional coverage of high risk population screened - 1.97 0.41 0.01 0.00
% of additional high risk individuals detected - 2.04 0.36 0.05 0.01
Additional NNS to detect 1 high risk individual - 28.53 173.39 1525.92 5876.37
  1. * reference screening strategy is directly to the left of screening strategy assessed.
  2. † first reference group (for ages ≥ 45).
  3. NNS numbers needed to screen.