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. 2023 Jan 24;23:161. doi: 10.1186/s12889-023-15100-4

Table 1.

General characteristics of participants across the tertiles of Animal protein and Plant protein

Plant protein P- value Animal protein P- value
Total
(N = 489)
T1
≤ 25.1
(N = 170)
T2
25.2–33.1
(N = 171)
T3
≥ 33.2
(N = 148)
T1
≤ 32.1
(N = 165)
T2
32.2–42.8
(N = 170)
T3
≥ 42.9
(N = 154)
Age (year) 31.82 ± 7.68 31.20 ± 7.95 31.97 ± 7.38 32.37 ± 7.70 0.38 31.55 ± 7.86 31.45 ± 7.67 32.51 ± 7.50 0.39
BMI (kg/m2) 24.45 ± 4.51 23.66 ± 3.94 24.35 ± 4.59 25.47 ± 4.86 0.002 23.74 ± 4.32 24.52 ± 5.99 25.12 ± 4.91 0.02
Weight (kg) 64.41 ± 12.00 62.72 ± 10.89 64.42 ± 12.25 66.33 ± 12.68 0.02 62.53 ± 11.41 64.81 ± 12.03 65.98 ± 12.37 0.03
Physical activity (Met.h/d) 39.88 ± 6.76 38.86 ± 5.90 40.67 ± 7.14 40.13 ± 7.12 0.05 39.39 ± 6.29 39.79 ± 6.58 40.51 ± 7.42 0.34
Socioeconomic status (n (%)) 0.05 0.73
Low 42 (8.6) 22 (52.5) 12 (28.5) 8 (19) 15 (38.8) 17 (34.5) 10 (26.7)
Medium 179 (36.6) 56 (31.3) 76 (42.5) 47 (26.2) 66 (43.1) 60 (33.0) 53 (23.9)
High 268 (54.8) 92 (34.3) 83 (31) 93 (34.7) 84 (33.5) 93 (32.3) 91 (34.2)
Marital status (n (%)) 0.06 0.48
Single 178 (36.4) 66 (37) 70 (39.3) 42 (23.7) 69 (38.7) 59 (33.3) 50 (28)
Married 311 (63.6) 105 (33.7) 101 (32.6) 105 (33.7) 96 (30.8) 111 (35.6) 104 (33.6)
Education status (n (%)) 0.01 0.96
≤Diploma 166 (33.9) 54 (32.5) 50 (30.2) 62 (37.3) 59 (35.5) 57 (34.3) 50 (30.2)
>Diploma 323 (66.1) 122 (37.7) 118 (36.5) 83 (25.8) 109 (33.7) 112 (34.6) 102 (31.7)
Supplement use (n (%)) 0.24 0.59
Yes 193 (39.4) 73 (38) 72 (37.2) 48 (24.8) 66 (34.1) 65 (33.6) 62 (32.3)
No 296 (60.6) 97 (32.7) 99 (33.4) 100 (33.9) 99 (33.4) 105 (35.4) 92 (31.2)
Drug Use 0.80 0.81
Yes 41 (8.4) 16 (9.4) 14 (8.2) 11 (7.4) 16 (9.7) 14 (8.2) 11 (7.1)
No 448 (91.6) 154 (90.6) 157 (91.8) 137 (92.6) 149 (90.3) 156 (91.8) 143 (92.9)

Values are mean ± SD for continuous variables and number (percentage) for dichotomous variables

Using one-way ANOVA for continuous variables and Chi-square test for categorical variables