Variables | Countries | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
China | Ghana | India | Russia | South Africa | ||||||
n | % | n | % | n | % | n | % | n | % | |
Residence | ||||||||||
 Urban | 947 | 38.09 | 806 | 32.42 | 473 | 19.03 | 1764 | 70.96 | 1697 | 68.26 |
 Rural | 1539 | 61.91 | 1680 | 67.58 | 2013 | 80.97 | 722 | 29.04 | 789 | 31.74 |
Sex | ||||||||||
 Male | 2379 | 95.70 | 1158 | 46.58 | 1478 | 59.45 | 879 | 35.36 | 1052 | 42.32 |
 Female | 107 | 4.30 | 1328 | 53.42 | 1008 | 40.55 | 1607 | 64.64 | 1434 | 57.68 |
Age | ||||||||||
 18–24 | 12 | 0.48 | 14 | 0.56 | 50 | 2.01 | 19 | 0.76 | 39 | 1.57 |
 25–34 | 50 | 2.01 | 58 | 2.33 | 147 | 5.91 | 72 | 2.90 | 50 | 2.01 |
 35–44 | 134 | 5.39 | 97 | 3.90 | 288 | 11.58 | 101 | 4.06 | 91 | 3.66 |
 45–54 | 580 | 23.33 | 429 | 17.26 | 513 | 20.64 | 505 | 20.31 | 607 | 24.42 |
 55–64 | 962 | 38.70 | 693 | 27.88 | 729 | 29.32 | 712 | 28.64 | 833 | 33.51 |
 65–74 | 507 | 20.39 | 668 | 26.87 | 528 | 21.24 | 638 | 25.66 | 583 | 23.45 |
 75 +  | 241 | 9.69 | 527 | 21.20 | 231 | 9.29 | 439 | 17.66 | 283 | 11.38 |
Marital Status | ||||||||||
 Never Married | 56 | 2.25 | 50 | 2.01 | 58 | 2.33 | 97 | 3.90 | 401 | 16.13 |
 Currently Married | 2218 | 89.22 | 1282 | 51.57 | 1924 | 77.39 | 1399 | 56.28 | 1161 | 46.70 |
 Cohabiting | 3 | 0.12 | 23 | 0.93 | 2 | 0.08 | 77 | 3.10 | 135 | 5.43 |
 Separated/Divorced | 62 | 2.49 | 360 | 14.48 | 19 | 0.76 | 220 | 8.85 | 156 | 6.28 |
 Widowed | 147 | 5.91 | 771 | 31.01 | 483 | 19.43 | 693 | 27.88 | 633 | 25.46 |
Educational Level | ||||||||||
 No Formal Education | 328 | 13.19 | 1597 | 64.24 | 1365 | 54.91 | 23 | 0.93 | 565 | 22.73 |
 Less than Primary School | 497 | 19.99 | 327 | 13.15 | 301 | 12.11 | 47 | 1.89 | 514 | 20.68 |
 Primary School Completed | 586 | 23.57 | 228 | 9.17 | 377 | 15.16 | 174 | 7.00 | 591 | 23.77 |
 Secondary School Completed | 626 | 25.18 | 80 | 3.22 | 233 | 9.37 | 442 | 17.78 | 435 | 17.50 |
 High School (or equivalent) Completed | 349 | 14.04 | 233 | 9.37 | 149 | 5.99 | 1339 | 53.86 | 248 | 9.98 |
 College/University/Postgraduate  Completed | 100 | 4.02 | 21 | 0.84 | 61 | 2.45 | 461 | 18.54 | 133 | 5.35 |
Income Quintiles | ||||||||||
 Lowest | 465 | 18.70 | 625 | 25.14 | 615 | 24.74 | 447 | 17.98 | 447 | 17.98 |
 Low | 511 | 20.56 | 538 | 21.64 | 572 | 23.01 | 473 | 19.03 | 486 | 19.55 |
 Moderate | 503 | 20.23 | 558 | 22.64 | 517 | 20.80 | 469 | 18.87 | 493 | 19.83 |
 Higher | 570 | 22.93 | 446 | 17.94 | 449 | 18.06 | 511 | 20.56 | 531 | 21.36 |
 Highest | 437 | 17.58 | 319 | 12.83 | 333 | 13.40 | 586 | 23.57 | 529 | 21.28 |
Self-Reported Memory Difficulty | ||||||||||
 Very Bad | 32 | 1.29 | 9 | 0.36 | 20 | 0.80 | 4 | 0.16 | 11 | 0.44 |
 Bad | 690 | 27.76 | 117 | 4.71 | 302 | 12.15 | 223 | 8.79 | 212 | 8.53 |
 Moderate | 1141 | 45.90 | 1124 | 45.21 | 1226 | 49.32 | 1215 | 48.87 | 918 | 36.93 |
 Good | 561 | 22.57 | 1095 | 44.05 | 874 | 35.16 | 981 | 39.46 | 1194 | 48.03 |
 Very Good | 62 | 2.49 | 141 | 5.67 | 64 | 2.57 | 63 | 2.53 | 151 | 6.07 |
Chronic Diseases | ||||||||||
Stroke | ||||||||||
 Yes | 80 | 3.22 | 68 | 2.74 | 53 | 2.13 | 122 | 4.91 | 93 | 3.74 |
 No | 2406 | 96.78 | 2418 | 97.26 | 2433 | 97.87 | 2364 | 95.09 | 2393 | 96.26 |
Diabetes | ||||||||||
 Yes | 101 | 4.06 | 65 | 2.61 | 122 | 4.91 | 195 | 7.84 | 237 | 9.53 |
 No | 2385 | 95.94 | 2421 | 97.39 | 2364 | 95.09 | 2291 | 92.16 | 2249 | 90.47 |
Chronic Lung Disease | ||||||||||
 Yes | 259 | 10.42 | 16 | 0.64 | 119 | 4.79 | 433 | 17.42 | 46 | 1.85 |
 No | 2227 | 89.58 | 2470 | 99.36 | 2367 | 95.21 | 2053 | 82.58 | 2440 | 98.15 |
Depression | ||||||||||
 Yes | 3 | 0.12 | 42 | 1.69 | 155 | 6.23 | 97 | 3.90 | 117 | 4.71 |
 No | 2483 | 99.88 | 2444 | 98.31 | 2331 | 93.77 | 2389 | 96.10 | 2369 | 95.29 |
Anxiety | ||||||||||
 More Anxious | 177 | 7.12 | 708 | 28.48 | 513 | 20.64 | 479 | 19.27 | 320 | 12.87 |
 Same Level of Anxiety | 1821 | 73.25 | 1190 | 47.87 | 1216 | 48.91 | 1700 | 68.38 | 1435 | 57.72 |
 Less Anxious | 488 | 19.63 | 588 | 23.65 | 757 | 30.45 | 307 | 12.35 | 731 | 29.40 |
Hypertension | ||||||||||
 Yes | 498 | 20.03 | 258 | 10.38 | 339 | 13.64 | 1339 | 53.86 | 712 | 28.64 |
 No | 1988 | 79.97 | 2228 | 89.38 | 2147 | 86.36 | 1147 | 46.14 | 1774 | 71.36 |
Lifestyle | ||||||||||
Alcohol Use: Ever used alcohol? | ||||||||||
 Yes | 2479 | 99.72 | 1375 | 55.31 | 660 | 26.55 | 1849 | 74.38 | 674 | 27.11 |
 No, never | 7 | 0.28 | 1111 | 44.69 | 1826 | 73.45 | 637 | 25.62 | 1812 | 72.89 |
Tobacco Use: Ever used tobacco? | ||||||||||
 Yes | 2483 | 99.88 | 606 | 24.38 | 2486 | 100 | 758 | 30.49 | 858 | 34.51 |
 No | 3 | 0.12 | 1880 | 75.62 | - | - | 1728 | 69.51 | 1628 | 65.49 |
Fruits: How many servings of fruits per day? | ||||||||||
 0–5 | 2382 | 95.82 | 2379 | 95.70 | 2474 | 99.52 | 2448 | 98.47 | 2467 | 99.24 |
 6–10 | 99 | 3.98 | 105 | 4.22 | 11 | 0.44 | 37 | 1.49 | 18 | 0.72 |
 11–15 | - | - | 1 | 0.04 | 1 | 0.04 | 1 | 0.04 | 1 | 0.04 |
 16 +  | 5 | 0.20 | 1 | 0.04 | - | - | - | - | - | - |
Vegetables: How many servings of vegetables? | ||||||||||
 0–5 | 1048 | 42.16 | 2473 | 99.48 | 2456 | 98.79 | 2441 | 98.19 | 2423 | 97.47 |
 6–10 | 1102 | 44.33 | 11 | 0.44 | 30 | 1.21 | 43 | 1.73 | 60 | 99.88 |
 11–15 | 158 | 6.35 | 2 | 0.08 | - | - | 2 | 0.08 | 3 | 0.12 |
 16 +  | 178 | 7.16 | - | - | - | - | - | - | - | - |