Table 1.
Characteristics and health status of study participants, from 2011 to 2017 (n=12,725)
| Characteristics | Total | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | ptrend | |
|---|---|---|---|---|---|---|---|---|---|---|
| No. of invited participants (n) | 21,318 | 4,718 | 5,000 | 6,000 | 1,500 | 1,400 | 1,500 | 1,200 | ||
| No. of examined participants (n) | 13,389 (62.8) | 2,019 (42.8) | 3,049 (61.0) | 4,026 (67.1) | 1,000 (66.7) | 1,292 (92.3) | 999 (66.7) | 1,004 (83.6) | <0.001 | |
| No. of eligible participants (n) | 12,725 (95.1) | 1,530 (75.8) | 2,998 (98.3) | 3,982 (98.9) | 994 (99.4) | 1,251 (96.8) | 981 (98.2) | 989 (98.5) | 0.8 | |
| Gender | ||||||||||
| Women | 9,149 (71.9) | 1,121 (73.3) | 2,159 (72.0) | 2,798 (70.3) | 696 (70.0) | 921 (73.6) | 722 (73.6) | 732 (74.0) | 0.4 | |
| Men | 3,576 (28.1) | 409 (26.7) | 839 (28.0) | 1,184 (29.7) | 298 (30.0) | 330 (26.4) | 259 (26.4) | 257 (26.0) | 0.4 | |
| Age (yr) | ||||||||||
| 45–49 | 3,274 (25.7) | 283 (18.5) | 806 (26.9) | 1,051 (26.4) | 236 (23.7) | 322 (25.7) | 271 (27.6) | 305 (30.8) | 0.1 | |
| 50–54 | 2,312 (19.2) | 330 (21.6) | 553 (18.4) | 645 (16.2) | 182 (18.3) | 249 (19.9) | 160 (16.3) | 193 (19.5) | 0.6 | |
| 55–59 | 2,543 (20.0) | 301 (19.7) | 607 (20.2) | 754 (18.9) | 220 (22.1) | 277 (22.1) | 178 (18.1) | 206 (20.8) | 0.8 | |
| 60–64 | 1,979 (15.6) | 246 (16.1) | 477 (15.9) | 564 (14.2) | 160 (16.1) | 194 (15.5) | 183 (18.7) | 155 (15.7) | 0.7 | |
| 65–69 | 2,617 (20.5) | 370 (24.2) | 555 (18.5) | 968 (24.3) | 196 (19.7) | 209 (16.7) | 189 (19.3) | 130 (13.1) | <0.001 | |
| Educational level | ||||||||||
| Illiteracy to secondary school (grade 9 and below) | 7,884 (62.0) | 994 (61.7) | 2,008 (66.9) | 2,465 (61.9) | 508 (51.1) | 777 (62.1) | 617 (62.9) | 565 (57.1) | 0.5 | |
| High school (grade 10-12) | 3,277 (25.8) | 442 (27.6) | 661 (22.1) | 1,031 (25.9) | 307 (30.9) | 325 (26.0) | 251 (25.6) | 280 (28.3) | 0.5 | |
| College or more | 1,564 (12.3) | 164 (10.7) | 329 (11.0) | 486 (12.2) | 179 (18.0) | 149 (11.9) | 113 (11.5) | 144 (14.6) | 0.4 | |
| Region | ||||||||||
| Rural | 2,999 (23.6) | 0 (0.0) | 1,031 (34.4) | 976 (24.5) | 0 (0.0) | 0 (0.0) | 494 (40.4) | 498 (40.3) | - | |
| Urban | 9,726 (76.4) | 1,530 (100) | 1,967 (65.6) | 3,006 (75.5) | 994 (100) | 1,251 (100) | 487 (49.6) | 491 (49.7) | 0.2 | |
| Abdominal obesity | 5,807 (45.6) | 737 (48.2) | 1,397 (46.6) | 1,927 (48.4) | 395 (39.7) | 636 (50.8) | 390 (39.8) | 325 (32.9) | 0.2 | |
| Obesity (body mass index ≥25 kg/m2) | 3,021 (23.7) | 355 (23.2) | 624 (20.8) | 903 (22.7) | 267 (26.9) | 341 (27.3) | 289 (29.5) | 242 (24.5) | 0.1 | |
| Hypertension | 3,892 (30.6) | 523 (34.2) | 949 (31.7) | 1,107 (27.8) | 321 (32.3) | 434 (34.7) | 320 (32.6) | 238 (24.1) | 0.3 | |
| High waist-to-hip ratio | 10,295 (80.9) | 1,281 (83.7) | 2,425 (80.9) | 3,268 (82.1) | 781 (78.6) | 1,047 (83.7) | 742 (75.6) | 751 (75.9) | 0.1 | |
| Dyslipidemia | 1,549 (12.2) | 149 (9.7) | 493 (16.4) | 417 (10.5) | 144 (14.5) | 139 (11.1) | 101 (10.3) | 106 (10.7) | 0.6 | |
Values are presented as number (%).