Table 2.
Milk consumption status of participants and non-participants in the school milk program in South Korea.
| Variables | Boys | Girls | ||||||
|---|---|---|---|---|---|---|---|---|
| Participants | Non-Participants | Total | X2-Test | Participants | Non-Participants | Total | X2-Test | |
| Daily milk/dairy product intake (g) | 337.8 ± 12.0 1 | 114.0 ± 12.5 | 230.8 ± 11.3 | ***,2 | 283.1 ± 10.2 | 127.2 ± 9.8 | 202.2 ± 8.5 | *** |
| Drink milk at home (n(%)) | ||||||||
| No | 29 (17.4) 3 | 30 (19.6) | 59 (18.4) | NS | 60 (33.5) | 55(28.5) | 115(30.9) | NS |
| Yes | 138 (82.6) | 123 (80.4) | 261 (81.6) | 119 (66.5) | 138(71.5) | 257(69.1) | ||
| Drink milk outside school (n(%)) | ||||||||
| No | 116 (69.5) | 100 (65.4) | 216 (67.5) | NS | 135 (75.4) | 148(76.7) | 283(76.1) | NS |
| Yes | 51 (30.5) | 53 (34.6) | 104 (32.5) | 44 (24.6) | 45(23.3) | 89(23.9) | ||
| Daily milk intake (n(%)) | ||||||||
| None | 0 (0.0) | 25 (16.3) | 25 (7.8) | *** | *** | |||
| 0 (0.0) | 47 (24.4) | 47 (12.6) | ||||||
| <Half a cup | 0 (0.0) | 13 (8.5) | 13 (4.1) | 4 (2.2) | 35 (18.1) | 39 (10.5) | ||
| 7 (3.9) | 31 (16.1) | 38 (10.2) | ||||||
| Half a cup | 1 (0.6) | 18 (11.8) | 19 (5.9) | 91 (50.9) | 53 (27.5) | 144 (38.7) | ||
| 58 (32.4) | 20 (10.4) | 78 (21.0) | ||||||
| 1 cup | 51 (30.5) | 36 (23.5) | 87 (27.2) | 19 (10.6) | 7 (3.5) | 26 (7.0) | ||
| 2 cups | 78 (46.7) | 40 (26.2) | 118 (36.9) | |||||
| ≥3 cups | 37 (22.2) | 21 (13.7) | 58 (18.1) | |||||
| Reasons for drinking milk (n(%)) | ||||||||
| Taste | 32 (19.2) | 37 (28.9) | 69 (23.4) | * | 29 (16.2) | 55 (37.7) | 84 (25.9) | *** |
| Hunger | 8 (4.8) | 6 (4.7) | 14 (4.8) | 22 (12.3) | 8 (5.5) | 30 (9.2) | ||
| For health | 24 (14.3) | 5 (3.9) | 29 (9.8) | 20 (11.2) | 11 (7.5) | 31 (9.5) | ||
| To quench thirst | 34 (20.4) | 33 (25.8) | 67 (22.7) | 26 (14.5) | 24 (16.4) | 50 (15.4) | ||
| To increase height | 55 (32.9) | 41 (32.0) | 96 (32.6) | 43 (24.0) | 21 (14.4) | 64 (19.7) | ||
| For bone health | 5 (3.0) | 1 (0.8) | 6 (2.0) | 7 (3.9) | 4 (2.7) | 11 (3.4) | ||
| Advised to drink | 9 (5.4) | 5 (3.9) | 14 (4.7) | 32 (17.9) | 23 (15.8) | 55 (16.9) | ||
1 Mean ± Standard error of mean after adjusting for age and height. 2 * p < 0.05. *** p < 0.001. NS: not significant difference (α = 0.05). 3 Percentage of total.