Vitamin and Mineral Nutrition Information System (VMNIS) WHO Global Database on Vitamin A Deficiency The Vitamin A Deficiency database includes data by country based on xerophthalmia and/or serum or plasma retinol concentration VIET NAM Last Updated: 2007-07-17 Prevalence of xerophthalmia (%) Serum / plasma retinol concentration (µmol/l) Prevalence (%) Reference Notes Age Sample Mean SD Level Date Location and sample descriptor Sex (years) size Current Previous X1B X2 X3A X3B XS <0.35 <0.70 < 1.05 XN XN General Line L 2002P 3 districts: Adults: Total B 40.00-59.99 296 0.0 0.0 5513 * Adults by district: Ben Thanh B 40.00-59.99 100 0.0 0.0 2.55 0.87 1 Adults by district: Can Gio B 40.00-59.99 98 0.0 0.0 2.06 0.80 2 Adults by district: Nha Be B 40.00-59.99 98 0.0 0.0 2.48 0.98 3 Women by district: Ben Thanh F 40.00-59.99 68 0.0 0.0 2.41 0.84 4 Women by district: Can Gio F 40.00-59.99 59 0.0 0.0 1.81 0.63 5 Women by district: Nha Be F 40.00-59.99 58 0.0 0.0 2.16 0.77 6 Men by district: Ben Thanh M 40.00-59.99 32 0.0 0.0 2.83 0.91 7 Men by district: Can Gio M 40.00-59.99 39 0.0 0.0 2.41 0.87 8 Men by district: Nha Be M 40.00-59.99 40 0.0 0.0 2.90 1.05 9 R 2001 4 ecological zones: Pre-SAC: Total B 0.00-5.07 1657 12.0 49.3 1.08 0.42 5813 * Pre-SAC by gender F 0.00-5.07 799 1.09 0.38 Pre-SAC by gender M 0.00-5.07 858 1.07 0.44 Pre-SAC by ecological zone: North mountainous B 0.00-5.07 294 24.5 0.93 0.39 Pre-SAC by ecological zone: Red River Delta B 0.00-5.07 464 4.3 1.18 0.49 Pre-SAC by ecological zone: South Central Coast B 0.00-5.07 462 11.0 1.11 0.38 Pre-SAC by ecological zone: Mekong River Delta B 0.00-5.07 437 12.8 1.05 0.34 N 2000 National: Pre-SAC B 0.00-4.99 94469 0.00 2976 * LR 2000 Socson district: Infants by group: Placebo B 0.50-1.07 44 15.9 0.97 0.46 5515 * 10 Socson district: Infants by group: Daily iron B 0.50-1.07 49 17.6 0.89 0.27 11 Socson district: Infants by group: Daily multiple micr B 0.50-1.07 45 26.7 0.85 0.22 12 Socson district: Infants by group: Weekly multiple m B 0.50-1.07 45 21.7 0.90 0.25 13 L 1999 First district of Ho Chi Minh City: SAC F 7.00-9.99 136 0.0 21.4 1.16 0.70 4395 * 14 Binh Chanh district: SAC F 7.00-9.99 148 7.1 35.7 0.96 0.46 15 LR 1998 -1999 Yen So commune: Pre-SAC by group: Red palm oil B 3.00-5.99 57 12.1 0.99 0.24 5667 * Yen So commune: Pre-SAC by group: Soybean oil B 3.00-5.99 58 13.8 0.99 0.22 Yen So commune: Pre-SAC by group: Vitamin A B 3.00-5.99 60 10.0 1.00 0.26 Yen So commune: Pre-SAC by group: Control B 3.00-5.99 56 12.5 1.03 0.26 L 1998 -1999 Thanh Oai district: PW by group: Multi-micronutrient F NS 61 16.4 0.85 0.18 5669 * Thanh Oai district: PW by group: Iron-folate F NS 57 14.0 0.90 0.19 S 1998 4 provinces: Pre-SAC: Total B 0.00-4.99 397 0.0 10.8 1.03 0.30 5670 * © WHO Global Database on Vitamin A Deficiency Vitamin and Mineral Nutrition Information System (VMNIS) WHO Global Database on Vitamin A Deficiency The Vitamin A Deficiency database includes data by country based on xerophthalmia and/or serum or plasma retinol concentration VIET NAM Last Updated: 2007-07-17 Prevalence of xerophthalmia (%) Serum / plasma retinol concentration (µmol/l) Prevalence (%) Reference Notes Age Sample Mean SD Level Date Location and sample descriptor Sex (years) size Current Previous X1B X2 X3A X3B XS <0.35 <0.70 < 1.05 XN XN General Line S 1998 Pre-SAC by age B 0.00-0.99 79 20.3 0.94 0.30 5670 Pre-SAC by age B 1.00-1.99 86 10.5 1.03 0.28 Pre-SAC by age B 2.00-2.99 75 5.3 1.03 0.23 Pre-SAC by age B 3.00-3.99 77 11.7 1.08 0.33 Pre-SAC by age B 4.00-4.99 80 6.3 1.07 0.27 Pre-SAC by province: Bac Ninh B 0.00-4.99 99 9.1 0.99 0.25 Pre-SAC by province: Ha Tay B 0.00-4.99 99 13.1 0.95 0.28 Pre-SAC by province: Hai Duong B 0.00-4.99 99 12.1 1.08 0.30 Pre-SAC by province: Vinh Phu B 0.00-4.99 100 9.0 1.09 0.30 N 1998 National: Pre-SAC B NS-4.99 13013 0.20 5772 * National: PW/LW F NS 4563 0.90 L 1997P Peri-urban Hanoi: Pre-SAC B 1.00-6.99 398 6.5 1.34 0.24 5668 * Rural community: Pre-SAC B 1.00-6.99 410 57.5 1.00 0.21 L 1996 -1997 Chi Lang Bac commune: Pre-SAC B 0.50-1.99 160 0.0 45.6 2683 * LR 1995 Yen So community: Pre-SAC by group: Unfortified s B 0.67-5.24 102 7.868.6 0.98 0.21 5671 * Yen So community: Pre-SAC by group: Fortified so B 0.67-5.24 109 9.253.2 0.99 0.22 Yen So community: Pre-SAC by group: Cassava co B 0.67-5.24 100 7.059.0 1.01 0.20 N 1994 National: Pre-SAC: Total B 1.00-4.99 30129 0.05 180 * National: Pre-SAC: Total B 0.00-4.99 37743 0.05 0.05 16 National: Women: Total F NS 27803 0.58 Pre-SAC by sex F 0.00-4.99 18448 0.03 0.03 0.04 17 Pre-SAC by sex M 0.00-4.99 19295 0.07 0.06 0.06 18 Pre-SAC by age B 0.00-0.99 7588 0.00 0.04 19 Pre-SAC by age B 1.00-1.99 8947 0.03 0.06 0.01 20 Pre-SAC by age B 2.00-2.99 7316 0.01 0.01 0.03 21 Pre-SAC by age B 3.00-3.99 7109 0.04 0.04 0.07 22 Pre-SAC by age B 4.00-4.99 6783 0.12 0.12 0.10 23 Pre-SAC by sex and age F 0.00-0.99 3644 0.00 0.03 24 Pre-SAC by sex and age F 1.00-1.99 4360 0.00 0.02 0.00 25 Pre-SAC by sex and age F 2.00-2.99 3528 0.00 0.00 0.00 26 Pre-SAC by sex and age F 3.00-3.99 3495 0.03 0.00 0.03 27 Pre-SAC by sex and age F 4.00-4.99 3421 0.09 0.12 0.15 28 Pre-SAC by sex and age M 0.00-0.99 3944 0.00 0.05 29 © WHO Global Database on Vitamin A Deficiency Vitamin and Mineral Nutrition Information System (VMNIS) WHO Global Database on Vitamin A Deficiency The Vitamin A Deficiency database includes data by country based on xerophthalmia and/or serum or plasma retinol concentration VIET NAM Last Updated: 2007-07-17 Prevalence of xerophthalmia (%) Serum / plasma retinol concentration (µmol/l) Prevalence (%) Reference Notes Age Sample Mean SD Level Date Location and sample descriptor Sex (years) size Current Previous X1B X2 X3A X3B XS <0.35 <0.70 < 1.05 XN XN General Line N 1994 Pre-SAC by sex and age M 1.00-1.99 4587 0.07 0.09 0.02 180 30 Pre-SAC by sex and age M 2.00-2.99 3788 0.03 0.03 0.05 31 Pre-SAC by sex and age M 3.00-3.99 3614 0.06 0.08 0.11 32 Pre-SAC by sex and age M 4.00-4.99 3362 0.15 0.12 0.06 33 Pre-SAC by ecological zone: Central Coast B 0.00-4.99 4543 0.08 0.24 0.07 34 Pre-SAC by ecological zone: Mekong River Delta B 0.00-4.99 9091 0.04 0.03 0.02 35 Pre-SAC by ecological zone: North Central B 0.00-4.99 4547 0.00 0.00 0.02 36 Pre-SAC by ecological zone: Northern Uplands B 0.00-4.99 6107 0.07 0.02 0.13 37 Pre-SAC by ecological zone: Red River Delta B 0.00-4.99 7616 0.03 0.01 0.01 38 Pre-SAC by ecological zone: South East B 0.00-4.99 4513 0.00 0.00 0.00 39 Pre-SAC by province: An Giang B 0.00-4.99 1517 0.00 0.00 0.00 40 Pre-SAC by province: Bac Thai B 0.00-4.99 1565 0.00 0.00 0.19 41 Pre-SAC by province: Ben Tre B 0.00-4.99 1506 0.07 0.07 0.00 42 Pre-SAC by province: Binh Dinh B 0.00-4.99 1514 0.00 0.26 0.20 43 Pre-SAC by province: Can Tho B 0.00-4.99 1567 0.00 0.00 0.00 44 Pre-SAC by province: Dac Lac B 0.00-4.99 1503 0.07 0.07 0.20 45 Pre-SAC by province: Dong Nai B 0.00-4.99 1501 0.00 0.00 0.00 46 Pre-SAC by province: Dong Thap B 0.00-4.99 1500 0.00 0.00 0.00 47 Pre-SAC by province: Ha Bac B 0.00-4.99 1504 0.00 0.00 0.00 48 Pre-SAC by province: Ha Tay B 0.00-4.99 1525 0.00 0.00 0.00 49 Pre-SAC by province: Ha Tinh B 0.00-4.99 1540 0.00 0.00 0.07 50 Pre-SAC by province: Hai Hung B 0.00-4.99 1548 0.00 0.00 0.00 51 Pre-SAC by province: Hanoi B 0.00-4.99 1516 0.00 0.00 0.00 52 Pre-SAC by province: Ho Chi Minh City B 0.00-4.99 1508 0.00 0.00 0.00 53 Pre-SAC by province: Lang Son B 0.00-4.99 1499 0.03 0.07 0.33 54 Pre-SAC by province: Minh Hai B 0.00-4.99 1499 0.07 0.07 0.07 55 Pre-SAC by province: Nam Ha B 0.00-4.99 1524 0.09 0.07 0.07 56 Pre-SAC by province: Nghe An B 0.00-4.99 1507 0.00 0.00 0.00 57 Pre-SAC by province: Ninh Thuan B 0.00-4.99 1522 0.26 0.32 0.00 58 Pre-SAC by province: Quang-Nam-da Nang B 0.00-4.99 1507 0.00 0.09 0.00 59 Pre-SAC by province: Soc Trang B 0.00-4.99 1502 0.09 0.07 0.07 60 Pre-SAC by province: Song Be B 0.00-4.99 1504 0.00 0.00 0.00 61 Pre-SAC by province: Thai Binh B 0.00-4.99 1503 0.00 0.00 0.00 62 Pre-SAC by province: Thanh Hoa B 0.00-4.99 1500 0.00 0.00 0.00 63 Pre-SAC by province: Vinh Phu B 0.00-4.99 1503 0.00 0.00 0.00 64 Women by physiological status: PW F NS 1455 1.03 Women by physiological status: LW F NS 5991 0.62 Women by physiological status: NPW F NS 26214 0.55 © WHO Global Database on Vitamin A Deficiency Vitamin and Mineral Nutrition Information System (VMNIS) WHO Global Database on Vitamin A Deficiency The Vitamin A Deficiency database includes data by country based on xerophthalmia and/or serum or plasma retinol concentration VIET NAM Last Updated: 2007-07-17 Prevalence of xerophthalmia (%) Serum / plasma retinol concentration (µmol/l) Prevalence (%) Reference Notes Age Sample Mean SD Level Date Location and sample descriptor Sex (years) size Current Previous X1B X2 X3A X3B XS <0.35 <0.70 < 1.05 XN XN General Line D 1994P 5 districts: Pre-SAC: Total B 0.00-4.99 5149 0.21 0.14 0.04 0.00 0.09 5664 * 65 Pre-SAC by age B 0.00-0.99 984 66 Pre-SAC by age B 1.00-1.99 1326 67 Pre-SAC by age B 2.00-2.99 1081 68 Pre-SAC by age B 3.00-3.99 985 69 Pre-SAC by age B 4.00-4.99 863 70 Pre-SAC by district: Dong Hy B 0.00-4.99 1039 71 Pre-SAC by district: Hoa An B 0.00-4.99 1021 72 Pre-SAC by district: Thuan Chau B 0.00-4.99 834 73 Pre-SAC by district: Van Chan B 0.00-4.99 1449 74 Pre-SAC by district: Yen Son B 0.00-4.99 806 75 LR 1994P Rural communes: PW F 20.00-29.99 120 0.0 10.8 1.05 0.52 5665 * L 1991P 9 communes: Pre-SAC: Total B 0.00-3.07 2007 1.19 0.34 0.15 0.04 5658 * 76 Pre-SAC by group: Control B 0.00-3.07 933 1.04 0.31 0.10 0.10 77 Pre-SAC by group: Vitamin A B 0.00-3.07 1074 1.29