Table 1 Characteristics of adults with low SES according to PW intake
|  |  | Total (n = 1108) |  | Quartiles of PW intake | p value* | |||
|---|---|---|---|---|---|---|---|---|
|  |  |  | PW nondrinkers (n = 192) | One†(n = 231) | Two‡(n = 218) | Threeδ(n = 203) | Fourϕ(n = 264) | |
Sex [% (n)] | Male | 25 (280) | 32 (62) | 19 (44) | 26 (56) | 20 (40) | 30 (78) | 0.004 |
| Â | Female | 75 (828) | 68 (130) | 81 (187) | 74 (162) | 80 (163) | 70 (186) | Â |
Age (mean ± SD) | 37.7 ± 10.2 | 37.3 ± 9.5 | 37.5 ± 9.5 | 36.9 ± 10.6 | 37.6 ± 10.0 | 38.7 ± 11.0 | 0.104 |  |
Education [% (n)] | Elementary school and Junior High school | 26 (291) | 27 (52) | 28 (66) | 25 (55) | 27 (55) | 24 (63) | 0.229 |
| Â | High school | 63 (698) | 66 (126) | 64 (147) | 64 (137) | 63 (127) | 61 (161) | Â |
| Â | Graduate and postgraduate | 11 (117) | 7 (14) | 8 (18) | 11 (24) | 10 (21) | 15 (40) | Â |
BMI (mean ± SD) | 28.9 ± 5.1 | 28.3 ± 4.8 | 28.3 ± 4.6 | 28.7 ± 5.0 | 29.4 ± 5.7 | 29.6 ± 5.3 | 0.013 |  |
| Â | Normal [% (n)] | 23 (251) | 27 (51) | 22 (52) | 24 (54) | 23 (46) | 18 (48) | 0.211 |
| Â | Overweight [% (n)] | 40 (442) | 38 (74) | 45 (105) | 38 (82) | 38 (77) | 39 (103) | Â |
| Â | Obesity [% (n)] | 37 (415) | 35 (67) | 32 (74) | 38 (82) | 39 (80) | 43 (113) | Â |
WC γ (mean ± SD) | 93.98 ± 12.0 | 94.0 ± 12 | 92.6 ± 11.0 | 93.2 ± 11.6 | 95.3 ± 12.8 | 94.8 ± 12.52 | 0.184 |  |
Physical activity ε (mean ± SD) | 2805 ± 4300 | 2959 ± 4829 | 2425 ± 3250 | 3086 ± 4544 | 2446 ± 3895 | 3078 ± 4753 | 0.000 |  |
| Â | Light [% (n)] | 26 (282) | 29 (54) | 24 (54) | 24 (53) | 30 (62) | 22 (58) | 0.351 |
| Â | Moderate [% (n)] | 47 (523) | 45 (87) | 51 (119) | 46 (99) | 46 (93) | 47 (125) | Â |
| Â | Vigorous [% (n)] | 27 (303) | 26 (51) | 25 (25) | 30 (66) | 24 (48) | 31 (81) | Â |