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Table 1 Background characteristics of the survey participants according to body weight categories classified by guidelines1

From: Prevalence and factors associated with underweight, overweight and obesity among women of reproductive age in India

Characteristics Underweight (n = 148,115) Asian Classification WHO Classification Overall (n = 647,168)
Normal weight (n = 283,402) Overweight/obese (n = 215,652) Normal weight (n = 365,305) Overweight/obese (n = 133,748)
BMI, Median (IQR), kg/m2 17.3 (16.4–17.9) 20.6 (19.6–21.7) 25.6 (24.1–28.1) 21.2 (19.9–22.7) 27.5 (26.0–29.8) 21.0 (28.7–23.9)
Age (in years)
 Median (IQR) 24 (18–33) 28 (21–37) 35 (28–42) 29 (22–38) 36 (29–42) 30 (22–38)
 15–19 47,783 (32.3) 55,595 (19.6) 10,623 (4.9) 61,395 (16.8) 4823 (3.6) 114,001 (17.6)
 20–29 52,033 (35.1) 100,682 (35.5) 53,112 (24.6) 124,504 (34.1) 29,291 (21.9) 205,828 (31.8)
 30–39 27,991 (18.9) 73,261 (25.9) 77,417 (35.9) 101,255 (27.7) 49,424 (37.0) 178,670 (27.6)
 40–49 20,307 (13.7) 53,863 (19.0) 74,499 (34.5) 78,151 (21.4) 50,211 (37.5) 148,669 (23.0)
Parity
 Never pregnant 66,779 (45.1) 94,769 (33.4) 32,473 (15.1) 110,326 (30.2) 16,917 (12.6) 194,021 (30.0)
 1–4 70,407 (47.5) 166,158 (58.6) 166,657 (77.3) 226,036 (61.9) 106,778 (79.8) 403,221 (62.3)
  ≥ 5 10,929 (7.4) 22,475 (7.9) 16,522 (7.7) 28,943 (7.9) 10,054 (7.5) 49,926 (7.7)
Hormonal contraceptive use
 No 143,494 (96.9) 270,436 (95.4) 204,148 (94.7) 347,672 (95.2) 126,913 (94.9) 618,079 (95.5)
 Yes 4620 (3.1) 12,966 (4.6) 11,503 (5.3) 17,633 (4.8) 6836 (5.1) 29,089 (4.5)
Marital status
 Never married 57,503 (38.8) 75,329 (26.6) 20,970 (9.7) 86,160 (23.6) 10,139 (7.6) 153,803 (23.8)
 Married 85,323 (57.6) 196,289 (69.3) 183,291 (85.0) 263,236 (72.1) 116,344 (87.0) 464,904 (71.8)
 Widowed 3806 (2.6) 8541 (3.0) 8751 (4.1) 11,69 5 (3.2) 5597 (4.2) 21,098 (3.3)
 Divorced/separated 1482 (1.0) 3242 (1.1) 2640 (1.2) 4214 (1.2) 1668 (1.2) 7364 (1.1)
Religion
 Hindu 123,208 (83.2) 230,707 (81.4) 168,637 (78.2) 296,040 (81.0) 103,303 (77.2) 522,551 (80.7)
 Muslim 18,885 (12.8) 37,055 (13.1) 31,826 (14.8) 48,207 (13.2) 20,675 (15.5) 87,767 (13.6)
 Others 6022 (4.1) 15,640 (5.5) 15,188 (7.0) 21,058 (5.8) 9771 (7.3) 36,851 (5.7)
Caste
 Scheduled caste 33,335 (22.5) 59,813 (21.1) 38,682 (17.9) 75,757 (20.7) 22,738 (17.0) 131,830 (20.4)
 Scheduled tribe 18,807 (12.7) 29,040 (10.2) 11,446 (5.3) 34,574 (9.5) 5912 (4.4) 59,293 (9.2)
 Other backward class 64,521 (43.6) 123,023 (43.4) 94,036 (43.6) 158,571 (43.4) 58,487 (43.7) 281,579 (43.5)
 Other 31,452 (21.2) 71,526 (25.2) 71,488 (33.1) 96,403 (26.4) 46,611 (34.8) 174,466 (27.0)
Education level
 No formal education 44,172 (29.8) 83,099 (29.3) 52,078 (24.1) 104,983 (28.7) 30,195 (22.6) 179,349 (27.7)
 Primary 17,831 (12.0) 35,173 (12.4) 28,165 (13.1) 45,712 (12.5) 17,627 (13.2) 81,169 (12.5)
 Secondary 73,243 (49.4) 130,305 (46.0) 102,343 (47.5) 167,546 (45.9) 65,102 (48.7) 305,891 (47.3)
 Higher 12,870 (8.7) 34,825 (12.3) 33,065 (15.3) 47,064 (12.9) 20,825 (15.6) 80,759 (12.5)
Wealth quintile
 Poorest 40,704 (27.5) 57,818 (20.4) 15,091 (7.0) 66,288 (18.1) 6621 (5.0) 113,613 (17.6)
 Poorer 37,467 (25.3) 61,707 (21.8) 27,799 (12.9) 75,087 (20.6) 14,420 (10.8) 126,973 (19.6)
 Middle 30,836 (20.8) 60,301 (21.3) 42,593 (19.8) 77,845 (21.3) 25,049 (18.7) 133,730 (20.7)
 Richer 23,480 (15.9) 54,984 (19.4) 59,212 (27.5) 75,429 (20.6) 38,767 (29.0) 137,676 (21.3)
 Richest 15,628 (10.6) 48,592 (17.1) 70,957 (32.9) 70,657 (19.3) 48,892 (36.6) 135,177 (20.9)
Place of residence
 Urban 34,549 (23.3) 84,952 (30.0) 103,301 (47.9) 118,404 (32.4) 69,849 (52.2) 222,802 (34.4)
 Rural 113,565 (76.7) 198,450 (70.0) 112,350 (52.1) 246,901 (67.6) 63,899 (47.8) 424,366 (65.6)
Region
 Central 15,615 (10.5) 27,343 (9.6) 12,988 (6.0) 32,963 (9.0) 7368 (5.5) 55,945 (8.6)
 Eastern 37,947 (25.6) 66,774 (23.6) 38,159 (17.7) 83,038 (22.7) 21,894 (16.4) 142,880 (22.1)
 Northeastern 4985 (3.4) 11,400 (4.0) 6187 (2.9) 14,325 (3.9) 3262 (2.4) 22,572 (3.5)
 Northern 32,224 (21.8) 67,841 (23.9) 50,114 (23.2) 87,417 (23.9) 30,538 (22.8) 150,179 (23.2)
 Southern 25,181 (17.0) 57,178 (20.2) 65,886 (30.6) 79,213 (21.7) 43,851 (32.8) 148,245 (22.9)
 Western 32,162 (21.7) 52,867 (18.7) 42,319 (19.6) 68,349 (18.7) 26,836 (20.1) 127,348 (19.7)
  1. 1. Numbers and column percentages unless otherwise specified
  2. 2. Asian and WHO classifications categorize combined overweight/obesity as BMI ≥23 and ≥ 25 Kg/m2, respectively. Both classifications categorize underweight as BMI <18.5 Kg/m2
  3. BMI Body mass index, IQR Inter-quartile range, WHO World Health Organization