Skip to main content

Table 2 Description of daily fluid intake (mL) among adults (18–87 years) in summer and winter (n = 584)

From: Risk factor analysis of insufficient fluid intake among urban adults in Wuxi, China: a classification and regression tree analysis

Variables N Summer Winter
Median (P25–P75) p Median(P25–P75) p
Gender
 Man 278 1300 (900–1750) < 0.0001 1100 (800–1450) <  0.0001
 Woman 306 1000 (700–1350)   996 (700–1250)  
Age (years)
 18–34 195 1050 (700–1550) 0.062 950 (700–1250) 0.128
 35–54 191 1200 (800–1500)   1000 (800–1400)  
  ≥ 55 198 1200 (819–1550)   1025 (800–1300)  
Location (Community)
 A 193 1220 (850–1600) 0.206 1000 (750–1300)* 0.002
 B 192 1100 (758–1600)   950 (650–1250)**  
 C 199 1100 (700–1430)   1100 (900–1300)  
Labor worker
 Yes 102 1100 (650–1450) 0.094 923 (650–1200) 0.025
 No 482 1110 (800–1550)   1000 (750–1300)  
BMI (kg/m2)
  < 18.5 28 800 (475–1339)*** 0.012 900 (613–1338) 0.374
 18.5–23.9 368 1100 (750–1500)   1000 (750–1300)  
 24–27.9 163 1300 (850–1650)   1000 (750–1250)  
  ≥ 28 25 1200 (926–1650)   900 (700–1150)  
  1. *: p = 0.029, compared with C Community; **: p = 0.002, compared with C Community; ***: p = 0.041, compared with BMI 24–27.9 kg/m2