Drinking patterns and hydration biomarkers among young adults with different levels of habitual total drinking fluids intake in Baoding, Hebei Province, China: a cross-sectional study

Table 1 The characteristics of participants

	LD₁ (n = 39)	LD₂ (n = 39)	LD₃ (n = 39)	HD (n = 39)	Total (n = 156)	P
Age (y)	19.6 ± 1.1	19.9 ± 1.0	19.8 ± 1.1	19.9 ± 1.0	19.8 ± 1.1	0.626
Height (cm)	162.6 ± 9.0^a	168.0 ± 6.5	166.7 ± 8.6^b	167.6 ± 8.1^c	166.2 ± 8.3	0.014
Weight (kg)	56.3 ± 6.2^a	63.5 ± 11.3	61.8 ± 13.6^b	63.8 ± 12.5^c	61.3 ± 11.5	0.013
BMI (kg/m²)	21.3 ± 2.0	22.4 ± 3.3	22.1 ± 4.1	22.6 ± 3.2	22.1 ± 3.3	0.333

Values are shown as the mean ± standard deviation (SD). BMI: Body Mass Index
^aThere was statistically significant difference between LD₁ and LD₂ groups, p < 0.05; ^bThere was statistically significant difference between LD₁ and LD₃ groups, p < 0.05; ^cThere was statistically significant difference between LD₁ and HD groups, p < 0.05

ISSN: 1471-2458