Table 2. Relationships among food group intakes and equivalent household expenditure: NIPPON DATA2010.
| Age, years | Men | Women | |||||||||||||
| Equivalent household expenditurea,f | Pe | Equivalent household expenditurea,g | Pe | ||||||||||||
| Q1 | Q2 | Q3 | Q4 | Total | Q1 | Q2 | Q3 | Q4 | Total | ||||||
| Cereals | <65 | 267 (81)*d | 256 (76)*d | 245 (71) | 232 (66) | 251 (75) | EHE | <0.001 | 235 (70)*d | 219 (72) | 231 (77)*d | 204 (64) | 222 (72) | EHE | <0.001 |
| ≥65 | 256 (73)*d | 256 (75)*d | 242 (73) | 221 (64) | 242 (72) | Age | 0.131 | 248 (72)*c,d | 233 (69)*d | 224 (69) | 205 (58) | 228 (69) | Age | 0.151 | |
| Total | 262 (78)*c,d | 256 (75)*d | 244 (72)*d | 226 (65) | 247 (74) | Interaction | 0.766 | 241 (71)*b,d | 225 (71)*d | 229 (74)*d | 205 (62) | 224 (71) | Interaction | 0.128 | |
| Potatoes | <65 | 28 (32) | 27 (29) | 26 (32) | 26 (32) | 27 (31) | EHE | 0.896 | 30 (31) | 31 (39) | 28 (36) | 30 (38) | 30 (36) | EHE | 0.678 |
| ≥65 | 30 (35) | 30 (39) | 30 (35) | 29 (34) | 30 (35) | Age | 0.157 | 40 (44) | 34 (39) | 35 (37) | 39 (37) | 37 (40) | Age | 0.001 | |
| Total | 29 (33) | 29 (33) | 28 (33) | 28 (33) | 28 (33) | Interaction | 0.988 | 35 (38) | 32 (39) | 31 (37) | 34 (38) | 33 (38) | Interaction | 0.641 | |
| Soy | <65 | 31 (40) | 29 (44) | 28 (38) | 30 (33) | 30 (39) | EHE | 0.645 | 40 (45)*b | 28 (36) | 34 (41) | 36 (43) | 34 (41) | EHE | 0.114 |
| ≥65 | 40 (42) | 37 (44) | 39 (43) | 33 (34) | 37 (41) | Age | 0.002 | 43 (44) | 41 (44) | 38 (35) | 43 (43) | 42 (42) | Age | 0.002 | |
| Total | 35 (41) | 32 (44) | 33 (41) | 31 (34) | 33 (40) | Interaction | 0.602 | 42 (45) | 33 (40) | 35 (39) | 38 (43) | 37 (42) | Interaction | 0.443 | |
| Vegetables | <65 | 132 (77) | 137 (86) | 137 (79) | 138 (77) | 136 (80) | EHE | 0.713 | 158 (93) | 156 (95) | 155 (90) | 169 (91) | 160 (93) | EHE | 0.030 |
| ≥65 | 159 (106) | 166 (87) | 161 (82) | 168 (89) | 164 (91) | Age | <0.001 | 182 (100)*d | 192 (102) | 198 (92) | 213 (109) | 196 (102) | Age | <0.001 | |
| Total | 143 (90) | 149 (88) | 148 (81) | 154 (85) | 148 (86) | Interaction | 0.984 | 169 (97)*d | 170 (99) | 171 (93) | 187 (101) | 175 (98) | Interaction | 0.464 | |
| Fruit | <65 | 28 (50) | 34 (45) | 43 (66) | 43 (51) | 37 (53) | EHE | 0.078 | 59 (68) | 72 (84) | 64 (79) | 67 (67) | 66 (75) | EHE | 0.791 |
| ≥65 | 71 (69) | 73 (60) | 67 (62) | 82 (68) | 74 (65) | Age | <0.001 | 101 (80) | 84 (75) | 90 (77) | 99 (72) | 94 (76) | Age | <0.001 | |
| Total | 45 (62) | 51 (55) | 54 (65) | 63 (63) | 54 (62) | Interaction | 0.249 | 79 (76) | 77 (81) | 73 (80) | 79 (71) | 77 (77) | Interaction | 0.062 | |
| Fish | <65 | 37 (38) | 34 (33) | 42 (40) | 43 (32) | 39 (36) | EHE | 0.015 | 40 (41) | 38 (37) | 40 (40) | 44 (37) | 41 (39) | EHE | 0.079 |
| ≥65 | 52 (44) | 44 (32) | 52 (39) | 55 (40) | 51 (39) | Age | <0.001 | 46 (39) | 44 (51) | 44 (34) | 52 (35) | 47 (40) | Age | 0.004 | |
| Total | 43 (41) | 38 (33)*d | 47 (40) | 49 (37) | 44 (38) | Interaction | 0.789 | 43 (40) | 40 (43) | 42 (38) | 47 (36) | 43 (39) | Interaction | 0.893 | |
| Meat | <65 | 43 (36) | 46 (32) | 49 (37) | 46 (35) | 46 (35) | EHE | 0.723 | 42 (35) | 43 (32) | 43 (34) | 45 (37) | 43 (34) | EHE | 0.287 |
| ≥65 | 30 (29) | 29 (27) | 28 (25) | 32 (26) | 30 (27) | Age | <0.001 | 28 (28) | 31 (27) | 34 (25) | 32 (28) | 31 (27) | Age | <0.001 | |
| Total | 38 (34) | 39 (32) | 39 (34) | 39 (31) | 39 (32) | Interaction | 0.479 | 35 (32) | 39 (30) | 40 (32) | 40 (34) | 38 (32) | Interaction | 0.946 | |
| Eggs | <65 | 20 (18) | 17 (15) | 18 (17) | 17 (16) | 18 (16) | EHE | 0.440 | 20 (20) | 21 (21) | 18 (17) | 20 (17) | 20 (19) | EHE | 0.589 |
| ≥65 | 18 (16) | 18 (17) | 16 (17) | 18 (16) | 18 (17) | Age | 0.894 | 18 (19) | 21 (21) | 22 (21) | 19 (18) | 20 (20) | Age | 0.966 | |
| Total | 19 (17) | 17 (16) | 17 (17) | 18 (16) | 18 (17) | Interaction | 0.685 | 19 (20) | 21 (21) | 19 (19) | 19 (18) | 20 (19) | Interaction | 0.158 | |
| Milk | <65 | 30 (48) | 40 (55) | 37 (58) | 45 (57) | 38 (55) | EHE | <0.001 | 56 (71) | 70 (72) | 61 (72) | 66 (75) | 63 (73) | EHE | 0.050 |
| ≥65 | 35 (53)*b,d | 57 (67) | 50 (61) | 69 (67) | 54 (64) | Age | <0.001 | 58 (70) | 70 (70) | 62 (71) | 72 (67) | 66 (69) | Age | 0.571 | |
| Total | 32 (50)*b,d | 47 (61) | 43 (60) | 57 (64) | 45 (59) | Interaction | 0.257 | 57 (70) | 70 (71) | 62 (72) | 68 (72) | 64 (71) | Interaction | 0.923 | |
| Alcohol | <65 | 80 (129)*c | 77 (133)*c | 158 (220) | 111 (160) | 105 (165) | EHE | <0.001 | 27 (97) | 38 (115) | 33 (93) | 41 (101) | 35 (102) | EHE | 0.119 |
| ≥65 | 71 (106) | 90 (146) | 87 (138) | 100 (145) | 88 (136) | Age | 0.043 | 10 (39) | 21 (70) | 9 (34) | 21 (72) | 16 (57) | Age | <0.001 | |
| Total | 77 (120)*c | 82 (138)*c | 125 (189) | 106 (152) | 97 (153) | Interaction | 0.007 | 19 (76) | 31 (100) | 24 (78) | 33 (91) | 27 (87) | Interaction | 0.937 | |
EHE, equivalent household expenditure.
aMeans (SD) (g/1,000 kcal).
*bMultiple comparisons compared with Q2, P < 0.05.
*cMultiple comparisons compared with Q3, P < 0.05.
*dMultiple comparisons compared with Q4, P < 0.05.
eMain effect or interaction by ANOVA, adjusted by the type of house.
fQ1–Q4 show quartiles for men, Q1: ≤89.5, Q2: 89.6–132.9, Q3: 133.0–175.1, Q4: ≥175.2 (thousand Yen per month).
gQ1–Q4 show quartiles for women, Q1: ≤90.1, Q2: 90.2–135.1, Q3: 135.2–175.1, Q4: ≥175.2 (thousand Yen per month).