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Table 1 Prevalence of multimorbidity and mean multimorbidity weighted index by socio-demographic characteristics

From: Burden, patterns, and impact of multimorbidity in North India: findings from a rural population-based study

Study participants characteristics Prevalence of morbidity  
  Single morbidity
(n = 920)
Multimorbidity
(n = 579)
Multimorbidity weighted Index (MWI)
Total (n = 3213) 100.0 28.6 [27.1–30.2] 18.0 [16.7–19.4] − 1.9 [1.94,-1.8]
Age % [95% CI] % [95% CI] % [95% CI] % [95% CI]
 30–44 years (n = 1055) 32.6 [31.0–34.3] 25.1 [22.5–27.8] 8.5 [6.9–10.3] − 1.1[− 1.2,-1.02]
 45–59 years (n = 1259) 39 [37.3–40.7] 30.0 [27.6–32.6] 17.4 [15.4–19.6] − 1.9 [− 2.0,-1.76]
 60 years and above (n = 912) 28.4 [26.9–30.0] 30.8 [27.9–33.9] 29.8 [26.9–32.9] − 2.7 [− 2.89,-2.53]
Gender
 Men (n = 1478) 46.0 [44.3–47.7] 24.1 [22.0–26.3] 15.9 [14.1–17.9] − 1.7 [− 1.82,-1.58]
 Women (n = 1735) 54.0 [52.3–55.7] 32.5 [30.3–34.7] 19.8 [18.0–21.8] − 2.0 [− 2.11,-1.91]
Marital status
 Currently married (n = 2748) 85.5 [84.3–86.7] 29.4 [27.7–31.1] 17.0 [15.7–18.5] − 1.8 [− 1.91,-1.74]
 Widow/Widower/ separated / divorced (n = 399)/ 12.4 [11.3–13.6] 26.6 [22.5–31.1] 26.8 [22.7–31.4] − 2.4 [− 2.68,-2.13]
 Never married (n = 66) 2.1 [1.6–2.6] 9.1 [4.1–18.8] 6.1 [2.3–15.1] −0.7 [− 1.03,-0.36]
Education status
 College graduation and above (n = 147) 4.6 [3.9–5.4] 36.1 [28.7–44.1] 12.2 [7.9–18.6] − 1.7 [− 1.99,-1.33]
 High school or secondary (n = 2219) 69.1 [67.4–70.6] 27.4 [25.6–29.3] 15.8 [14.3–17.4] − 1.7 [− 1.79,-1.62]
 Up to primary (n = 847) 26.4 [24.9–27.9] 30.5 [27.5–33.6] 24.9 [22.1–27.9] − 2.3 [− 2.53,-2.17]
Occupation
 Professional/medium and big business owner (n = 166) 5.8 [5.0–6.7] 34.3 [27.5–41.9] 12.7 [8.4–18.6] − 1.7 [− 2.00,− 1.41]
 Skilled labourer/small business (n = 314) 10.9 [9.8–12.1] 24.5 [20.1–29.6] 11.5 [8.4–15.5] -1.4 [− 1.64,-1.19]
 Unskilled/semiskilled (n = 910) 31.6 [29.9–33.3] 23.0 [20.3–25.8] 9.5 [7.7–11.5] − 1.3 [− 1.37,-1.13]
 Homemaker (n = 1490) 51.7 [49.9–53.6] 31.9 [29.6–34.4] 21.7 [19.7–23.8] − 2.1 [− 2.24,-2.01]
Wealth index
 Low (n = 1143) 35.6 [34.0–37.3] 24.3 [21.9–26.9] 15.9 [13.9–18.2] − 1.6 [− 1.70,-1.45]
 Medium (n = 1015) 31.6 [30.1–33.3] 29.0 [26.3–31.8] 17.0 [14.9–19.5] − 1.9 [− 2.05,-1.77]
 High (n = 1050) 32.7 [31.1–34.4] 33.0 [30.2–35.9] 21.3 [19.0–23.9] − 2.2 [− 2.31,-2.03]
Physical activity
 Yes (n = 2692) 83.8 [82.5–85.0] 28.4 [26.7–30.1] 17.0 [15.6–18.5] − 1.8 [− 1.91,-1.74]
 No (n = 521) 16.2 [15.0–17.5] 29.9 [26.2–34.0] 23.2 [19.8–27.0] − 2.1 [− 2.33,-1.92]
Ever alcohol use
 Yes (n = 814) 25.3 [23.9–26.9] 22.6 [19.9–25.6] 18.3 [15.8–21.1] − 1.8 [− 1.97,-1.63]
 No (n = 2399) 74.7 [73.1–76.1] 30.7 [28.9–32.6] 17.9 [16.4–19.5] − 1.9 [− 1.99,-1.81]
Ever tobacco use
 Yes (n = 481) 15.0 [13.8–16.2] 21.6 [18.2–25.5] 16.0 [13.0–19.6] − 1.6 [− 1.85,-1.42]
 No (n = 2732) 85.0 [83.8–86.2] 29.9 [28.2–31.6] 18.4 [17.0–19.9] − 1.9 [− 2.00,− 1.83]
BMI#
 Under-weight (n = 171) 5.3 [4.6–6.2] 22.8 [17.1–29.7] 18.7 [13.5–25.3] -1.8 [− 2.13,-1.40]
 Normal (n = 640) 19.9 [18.6–21.3] 24.2 [21.1–27.7] 15.6 [13.0–18.7] − 1.6 [− 1.80,-1.47]
 Overweight (n = 469) 14.6 [13.4–15.9] 29.6 [25.7–33.9] 13.9 [11.0–17.3] − 1.6 [− 1.79,-1.43]
 Obese (n = 1933) 60.2 [58.5–61.8] 30.4 [28.4–32.5] 19.8 [18.0–21.6] − 2.0 [− 2.13,-1.92]
Abdominal obesitya
 Normal (n = 830) 25.8 [24.3–27.4] 23.6 [20.8–26.6] 10.8 [8.9–13.1] − 1.3 [− 1.38,-1.13]
 Central obesity (n = 2383) 74.2 [72.6–75.7] 30.4 [28.6–32.3] 20.5 [18.9–22.2] − 2.1 [− 2.18,-2.00]
  1. aUsed South Asian cut offs for BMI i.e. BMI 23–24.9 kg/m2 for overweight and ≥ 25 kg/m2 for obesity, Waist circumference ≥ 80 cm for women and ≥ 90 cm for men for abdominal obesity [23]