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. 2013 Mar 29;8(3):e59254. doi: 10.1371/journal.pone.0059254

Table 4. Distributions of select lifestyle variables in the age-matching population with gender differences.

Variable Age-matching population Males Females
Cases Controls P * Cases Controls P * Cases Controls P *
n = 294 n = 294 n = 188 n = 161 n = 106 n = 133
N (%) N (%) N (%) N (%) N (%) N (%)
Regularly taking meals
Often 224 (76.2) 259 (88.1) <0.001 144 (76.6) 140 (81.4) 0.044 80 (75.5) 119 (89.5) 0.003
Occasionally 40 (13.6) 25 (8.5) 23 (12.2) 12 (10.0) 17 (16.0) 13 (9.8)
Seldom 30 (10.2) 10 (3.4) 21 (11.2) 9 (8.6) 9 (8.5) 1 (0.8)
Preference for salty food
Salty 161 (54.8) 70 (24.0) <0.001 106 (56.4) 47 (29.4) <0.001 55 (51.9) 23 (17.4) <0.001
Average 104 (35.4) 132 (45.2) 64 (34.0) 64 (40.0) 40 (37.7) 68 (51.5)
Not well salted 29 (9.9) 90 (30.8) 18 (9.6) 49 (30.6) 11 (10.4) 41 (31.1)
Eating time
<10 min 159 (54.1) 133 (45.2) 0.100 115 (61.2) 89 (55.3) 0.352 44 (41.5) 44 (33.1) 0.317
10 ∼ 20 min 122 (41.5) 145 (49.3) 66 (35.1) 68 (42.2) 56 (52.8) 77 (57.9)
>20 min 13 (4.4) 16 (5.4) 7 (3.7) 4 (2.5) 6 (5.7) 12 (9.0)
Smoking status
Never 165 (56.1) 205 (69.7) 0.001 65 (34.6) 73 (45.3) 0.040 100 (94.3) 132 (99.2) 0.025
Ever 129 (43.9) 89 (30.3) 123 (65.4) 88 (54.7) 6 (5.7) 1 (0.8)
Drinking status
Never 147 (50.0) 180 (61.2) 0.006 60 (31.9) 58 (36.0) 0.041 87 (82.1) 122 (91.7) 0.148
Seldom 61 (20.7) 63 (21.4) 44 (23.4) 54 (33.5) 17 (16.0) 9 (6.8)
Often 37 (12.6) 23 (7.8) 36 (19.1) 22 (13.7) 1 (0.9) 1 (0.8)
Daily 49 (16.7) 28 (9.5) 48 (25.5) 27 (16.8) 1 (0.9) 1 (0.8)
Eating breakfast
Never 5 (2.2) 3 (1.0) <0.001 3 (2.1) 3 (1.9) 0.051 2 (2.4) 0 (0.0) 0.001
Seldom 19 (8.2) 6 (2.1) 9 (6.2) 4 (2.5) 10 (11.8) 2 (1.5)
Often 31 (13.4) 20 (6.9) 20 (13.7) 10 (6.3) 11 (12.9) 10 (7.6)
Daily 176 (76.2) 261 (90.0) 114 (78.1) 142 (89.3) 62 (72.9) 119 (90.8)
*

Two-sided test.