Table 2.
Crude and age-adjusted prevalence of CAD by age group and gender
| Age group (yrs.) | Men | Women | Difference (%) | 95 % CI | p value | ||||
|---|---|---|---|---|---|---|---|---|---|
| Any CAD | n | P (%) | SE | n | P (%) | SE | |||
| 20–29 | 144 | 2.78 | 1.37 | 192 | 7.29 | 1.88 | −4.51 | (−9.07,0.04) | 0.069 |
| 30–39 | 306 | 6.54 | 1.42 | 582 | 8.93 | 1.18 | −2.40 | (−6.01,1.21) | 0.213 |
| 40–49 | 465 | 7.10 | 1.19 | 734 | 14.44 | 1.30 | −7.34 | (−10.80,−3.89) | <0.001 |
| 50–59 | 386 | 12.44 | 1.68 | 638 | 19.91 | 1.58 | −7.47 | (−11.99,−2.95) | 0.002 |
| 60–69 | 537 | 22.72 | 1.81 | 679 | 25.77 | 1.68 | −3.05 | (−7.89,1.78) | 0.218 |
| 70–79 | 234 | 32.05 | 3.06 | 270 | 29.26 | 2.77 | 2.79 | (−5.28,10.87) | 0.497 |
| All | 2072 | 14.58 | 0.78 | 3095 | 17.87 | 0.69 | −3.29 | (−5.32,−1.26) | 0.002 |
| Age adjusted | 2072 | 9.80 | 0.65 | 3095 | 14.26 | 0.69 | −4.46 | (−6.24,−2.69) | <0.001 |
| Definite CAD | |||||||||
| 20–29 | 144 | 0.00 | 0.00 | 192 | 0.00 | 0.00 | - | - | - |
| 30–39 | 306 | 2.29 | 0.86 | 582 | 0.52 | 0.30 | 1.77 | (0.00,3.55) | 0.017 |
| 40–49 | 465 | 3.87 | 0.90 | 734 | 1.77 | 0.49 | 2.10 | (0.10,4.10) | 0.026 |
| 50–59 | 386 | 6.48 | 1.25 | 638 | 3.13 | 0.69 | 3.34 | (0.54,6.14) | 0.012 |
| 60–69 | 537 | 13.41 | 1.47 | 679 | 8.98 | 1.10 | 4.42 | (0.83,8.02) | 0.014 |
| 70–79 | 234 | 18.80 | 2.56 | 270 | 12.59 | 2.02 | 6.21 | (−0.17,12.59) | 0.055 |
| All | 2072 | 8.01 | 0.60 | 3095 | 4.23 | 0.36 | 3.78 | (2.41,5.15) | <0.001 |
| Age adjusted | 2072 | 4.80 | 0.39 | 3095 | 2.63 | 0.23 | 2.17 | (1.09,3.25) | <0.001 |
CAD coronary artery disease, P prevalence, SE standard error