Characteristics | Overall (n = 257,683) | 2017 (n = 42,777) | 2018 (n = 48,846) | 2019 (n = 58,038) | 2020 (n = 58,152) | 2021 (n = 50,870) | p-for trend | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | % (95% CI) | n | % (95% CI) | n | % (95% CI) | n | % (95% CI) | n | % (95% CI) | n | % (95% CI) | ||
Total | 107,596 | 41.8 (41.6–41.9) | 18,555 | 43.4 (42.9–43.8) | 20,933 | 42.9 (42.4–43.3) | 23,843 | 41.8 (41.4–42.2) | 23,409 | 40.3 (39.9–40.7) | 20,856 | 41.0 (40.6–41.4) | < 0.001 |
Sex | |||||||||||||
 Female | 5295 | 19.9 (19.4–20.4) | 805 | 20.6 (19.4–21.9) | 1096 | 20.5 (19.4–21.6) | 1189 | 20.4 (19.4–21.5) | 1284 | 19.2 (18.3–20.2) | 921 | 19.1 (18.0–20.2) | 0.012 |
 Male | 102,301 | 44.3 (44.1–44.5) | 17,750 | 45.7 (45.2–46.2) | 19,837 | 45.6 (45.1–46.1) | 22,654 | 44.2 (43.8–44.7) | 22,125 | 43.0 (42.6–43.4) | 19,935 | 43.3 (42.8–43.8) | < 0.001 |
Age (years) | |||||||||||||
 35–39 | 22,470 | 42.2 (41.8–42.6) | 3163 | 43.4 (42.3–44.6) | 3965 | 43.3 (42.3–44.3) | 4856 | 42.4 (41.5–43.3) | 5126 | 41.0 (40.1–41.9) | 5360 | 41.8 (40.9–42.6) | < 0.001 |
 40–44 | 22,083 | 45.1 (44.6–45.5) | 3690 | 46.1 (45.0–47.2) | 4528 | 46.0 (45.0–47.0) | 5151 | 45.7 (44.7–46.6) | 4635 | 43.9 (42.9–44.8) | 4079 | 43.8 (42.8–44.9) | < 0.001 |
 45–49 | 18,243 | 43.6 (43.1–44.1) | 3005 | 44.3 (43.1–45.5) | 3420 | 44.0 (42.9–45.2) | 3858 | 43.5 (42.5–44.6) | 4095 | 42.8 (41.8–43.8) | 3865 | 43.6 (42.6–44.6) | 0.139 |
 50–54 | 21,354 | 40.9 (40.5–41.3) | 4548 | 42.7 (41.7–43.6) | 4495 | 41.6 (40.7–42.6) | 4717 | 40.0 (39.1–40.9) | 4181 | 39.4 (38.5–40.4) | 3413 | 40.7 (39.7–41.8) | < 0.001 |
  ≥ 55 | 23,446 | 38.2 (37.8–38.6) | 4149 | 41.3 (40.4–42.3) | 4525 | 40.1 (39.2–41.0) | 5261 | 38.5 (37.7–39.3) | 5372 | 36.0 (35.3–36.8) | 4139 | 36.1 (35.2–36.9) | < 0.001 |
Regions | |||||||||||||
 Bangkok | 16,978 | 37.8 (37.4–38.3) | 2652 | 36.2 (35.1–37.3) | 3874 | 38.9 (37.9–39.9) | 4296 | 39.3 (38.4–40.3) | 4152 | 37.3 (36.4–38.2) | 2004 | 36.1 (34.8–37.4) | 0.340 |
 Central | 39,401 | 42.0 (41.7–42.3) | 6994 | 45.6 (44.8–46.4) | 7569 | 43.4 (42.7–44.1) | 8291 | 42.3 (41.6–43.0) | 8356 | 39.0 (38.4–39.7) | 8191 | 41.0 (40.3–41.7) | < 0.001 |
 Northeast | 19,863 | 44.1 (43.7–44.6) | 3323 | 45.8 (44.7–47.0) | 3810 | 45.1 (44.1–46.2) | 4150 | 44.0 (43.0–45.0) | 4722 | 42.6 (41.7–43.5) | 3858 | 43.9 (42.9–44.9) | < 0.001 |
 North | 21,620 | 43.8 (43.4–44.2) | 4332 | 43.7 (42.7–44.7) | 3354 | 45.1 (44.0–46.3) | 5210 | 44.0 (43.1–44.9) | 3999 | 43.8 (42.8–44.8) | 4725 | 42.8 (41.9–43.8) | 0.063 |
 South | 9734 | 39.5 (38.9–40.1) | 1254 | 42.5 (40.7–44.3) | 2326 | 41.7 (40.4–43.0) | 1896 | 36.2 (34.9–37.5) | 2180 | 40.5 (39.2–41.9) | 2078 | 37.7 (36.4–39.0) | < 0.001 |