Table 3.
Use of antihypertensive medication in Chinese subjects aged <80 and ≥80 years
| Age (years) | Total | <80 years | ≥ 80 years | P value | |||
|---|---|---|---|---|---|---|---|
| With hypertension (n) | 2955 | 2496 | 470 | ||||
| On BP medication, % (n) | 67.1 (1984) | 67.7 (1676) | 64.4 (308) | 0.184 | |||
| Attainment SBP <150 mmHg | 62.9 (1247) | 63.5 (1065) | 59.1 (182) | 0.048 | |||
| Attainment SBP <140 mmHg | 37.0 (735) | 38.3 (642) | 30.2 (93) | <0.01 | |||
| Multi-meds | Multi-meds | Multi-meds | |||||
| CCB, % (n) | 54.2 (1075) | 42.6 (458) | 55.7 (933) | 44.2 (412) | 46.1 (142) | 32.4 (46) | 0.002 |
| ARB, % (n) | 43.1 (855) | 45.1 (386) | 44.2 (741) | 46.3 (343) | 37.0 (114) | 37.7 (43) | 0.020 |
| ACEI, % (n) | 7.1 (140) | 47.1 (66) | 7.2 (120) | 49.2 (59) | 6.5 (20) | 35.0 (7) | 0.809 |
| BB, % (n) | 11.0 (218) | 74.3 (162) | 11.3 (190) | 75.8 (144) | 9.1 (28) | 64.3 (18) | 0.276 |
| Diuretic, % (n) | 2.6 (52) | 73.1 (38) | 2.3 (38) | 78.9 (30) | 4.5 (14) | 57.1 (8) | 0.031 |
| Chinese compound, % (n) | 13.3 (263) | 21.7 (57) | 12.4 (206) | 25.1 (52) | 18.2 (56) | 8.9 (5) | 0.008 |
| 1 medication, % (n) | 72.4 (1436) | 70.9 (1189) | 80.2 (247) | 0.001 | |||
| 2 medications, % (n) | 24.3(482) | 25.4 (426) | 18.2 (56) | 0.006 | |||
| ≥3 medications, % (n) | 3.3 (66) | 3.6 (61) | 1.6 (5) | 0.082 |
% using antihypertensive medications is for individuals who received medications. ACEI, angiotensin converting enzyme inhibitor; ARB, angiotensin receptor blocker; BB, beta-blocker; CCB, calcium channel blocker; SBP, systolic blood pressure.