Table 2. Prevalence, awareness, and control of hypertension among adults in Beijing from 2005 to 2011.
| 2005 | 2008 | 2011 e | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Suburban | Urban | Total | Suburban | Urban | Total | Suburban | Urban | Total | |
| Prevalence n (%, SE d ) | 2406/6083 (39.6, 2.84) | 3499/1035 (33.8, 2.15) | 5905/1644 (36.0, 1.72) | 2914/7700 (37.8, 2.55) | 5350/1460 (36.8, 1.89) | 8264/2230 (37.2, 1.51) | 2652/7016 (38.6, 5.21) | 4760/1292 (37.5, 4.11) | 7412/1994 (37.9, 3.26) |
| 18–34 | 206/1684 (12.2, 1.17) | 188/2295 (8.2, 0.87) | 394/3979 (9.9, 0.72) | 356/2412 (14.8, 1.70) | 435/3549 (12.3, 1.13) | 791/5961 (13.3, 0.95) | 271/2065 (13.1, 1.14) | 410/3311 (12.4, 1.40) | 681/5376 (12.7, 0.99) |
| 35–44 | 531/1634 (32.5, 1.82) | 519/2496 (20.8, 1.30) | 1050/4130 (25.4, 1.11) | 787/2394 (32.9, 1.85) | 859/3338 (25.8, 1.41) | 1646/5732 (28.8, 1.13) | 566/1969 (28.8, 1.57) | 788/2988 (26.4, 1.12) | 1354/4957 (27.3, 0.89) |
| 45–54 | 793/1547 (51.3, 1.95) | 1205/3194 (37.7, 1.31) | 1998/4741 (42.2, 1.14) | 919/1727 (53.2, 1.50) | 1857/4330 (42.9, 1.06) | 2776/6057 (45.9, 0.94) | 844/1671 (50.6, 1.67) | 1821/3941 (46.2, 1.08) | 2665/5612 (47.6, 0.89) |
| 55–64 | 516/750 (68.8, 1.95) | 666/1158 (57.5, 1.60) | 1182/1908 (62.0, 1.30) | 477/686 (69.6, 2.01) | 1207/2050 (58.9, 1.70) | 1684/2736 (61.6, 1.44) | 570/822 (69.5, 2.10) | 1008/1686 (60.0, 2.62) | 1578/2508 (63.2, 1.94) |
| 65–79 | 360/468 (76.9, 2.43) | 921/1216 (75.7, 1.50) | 1281/1684 (76.1, 1.28) | 375/481 (78.0, 2.65) | 992/1334 (74.4, 1.36) | 1367/1815 (75.3, 1.2) | 401/489 (82.0, 1.65) | 733/1002 (73.2, 1.19) | 1134/1491 (76.1, 1.41) |
| Total s , % | 40.8 | 31.9 a * | 35.2 | 42.0 | 35.2 a * | 37.4 | 40.2 c * | 36.0 a c * | 37.4 b * |
| Awareness n (%, SE) | 1154/2406 (48.0, 1.95) | 1770/3499 (50.6, 1.60) | 2924/5905 (49.5, 1.23) | 1251/2914 (42.9, 1.74) | 2557/5350 (47.9, 1.36) | 3808/8264 (46.1, 1.09) | 1336/2652 (50.7, 2.81) | 2459/4760 (52.2, 3.71) | 3795/7412 (51.7, 2.54) |
| 18–34 | 46/206 (22.3, 3.21) | 26/188 (13.8, 3.12) | 72/394 (18.3, 2.25) | 67/289 (18.8, 2.62) | 67/435 (15.4, 2.23) | 134/791 (17.0, 1.69) | 43/271 (15.9, 2.61) | 81/410 (19.7, 1.39) | 124/681 (18.2, 1.61) |
| 35–44 | 198/531 (37.3, 2.51) | 200/519 (38.5, 2.35) | 398/1050 (37.9, 1.72) | 291/787 (37.0, 2.40) | 293/859 (34.1, 1.81) | 584/1646 (35.5, 1.49) | 255/566 (44.9, 2.42) | 305/788 (38.8, 1.70) | 560/1354 (41.4, 1.55) |
| 45–54 | 404/793 (51.0, 2.56) | 649/1205 (53.9, 2.16) | 1053/1998 (52.7, 1.63) | 447/919 (48.6, 2.18) | 897/1857 (48.3, 1.46) | 1344/2776 (48.4, 1.21) | 455/844 (53.8, 1.87) | 937/1821 (51.5, 2.23) | 1392/2665 (52.2, 1.71) |
| 55–64 | 307/516 (59.5, 2.36) | 384/666 (57.7, 2.18) | 691/1182 (58.5, 1.61) | 244/477 (51.1, 2.09) | 675/1207 (55.9, 1.80) | 919/1684 (54.6, 1.44) | 342/570 (59.9, 2.12) | 619/1008 (61.5, 1.67) | 961/1578 (60.9, 1.33) |
| 65–79 | 199/360 (55.3, 3.04) | 511/926 (55.5, 2.03) | 710/1281 (55.4, 1.69) | 202/375 (53.9, 3.10) | 625/992 (63.0, 1.93) | 827/1367 (60.5, 1.71) | 241/401 (60.1, 2.60) | 517/733 (70.5, 2.62) | 758/1134 (66.8, 2.58) |
| Total s , % | 41.4 | 40.2 a * | 40.9 | 38.6 | 38.6 | 38.8 | 42.5 c * | 42.9 c * | 42.7 b * |
| Control n(%, SE) | 193/2406 (8.0, 0.90) | 446/3499 (12.7, 1.01) | 639/5905 (10.8, 0.69) | 226/2914 (7.7, 0.69) | 735/5350 (13.7, 0.76) | 961/8264 (11.6, 0.59) | 330/2652 (12.4, 0.81) | 836/4760 (17.8, 1.66) | 1166/7412 (15.8, 0.95) |
| 18–34 | 5/206 (2.4, 0.99) | 7/188 (3.7, 1.73) | 12/394 (3.0, 0.98) | 13/356 (3.6, 1.13) | 19/435 (4.4, 1.24) | 32/791 (4.0, 0.86) | 8/271 (2.9, 0.92) | 29/410 (7.1, 0.88) | 37/681 (5.4, 0.75) |
| 35–44 | 28/531 (5.3, 0.97) | 61/519 (11.8, 1.70) | 89/1050 (8.5, 0.99) | 39/787 (4.9, 1.05) | 83/859 (9.7, 1.16) | 122/1646 (7.4, 0.80) | 74/566 (12.9, 1.31) | 105/788 (13.4, 1.88) | 179/1354 (13.2, 1.22) |
| 45–54 | 79/793 (10.0, 1.37) | 219/1205 (18.2, 1,82) | 298/1998 (14.9, 1.21) | 97/919 (10.5, 1.03) | 280/1857 (15.0, 1.22) | 377/2776 (13.5, 0.90) | 123/844 (14.4, 1.27) | 303/1821 (16.7, 1.37) | 425/2665 (16.0, 0.93) |
| 55–64 | 61/516 (11.8, 2.16) | 86/666 (12.9, 1.60) | 147/1182 (12.4, 1.30) | 47/477 (9.8, 1.28) | 233/1207 (19.3, 1.22) | 280/1684 (16.6, 1.03) | 78/570 (13.5, 1.64) | 240/1008 (23.8, 1,11) | 318/1578 (20.1, 1.15) |
| 65–79 | 20/360 (5.6, 0.74) | 73/921 (7.9, 1.01) | 93/1281 (7.3, 0.76) | 30/375 (8.0, 1.47) | 120/992 (12.1, 1.14) | 150/1367 (11.0, 0.96) | 47/401 (11.7, 2.13) | 159/733 (21.6, 1.95) | 206/1134 (18.1, 1.96) |
| Total s , % | 6.8 | 11.6 a * | 9.4 | 7.3 | 11.7 a * | 9.4 | 11.1 c * | 16.0 a c * | 14.0 b * |
* Significant at P < 0.05.
a Significant difference between suburban population and urban population within each survey.
b Cochran-Armitage trend test for overall prevalence.
c Cochran-Armitage trend test for prevalence within suburban participants or urban participants.
d SE Standard error.
e 298 participants with missing BP values were excluded.
s Age and gender adjusted using the total population (n = 58985).