Table 1.
General characteristics of ovarian cancer patients according to dairy products (N = 703).
| Variables | Total dairy products consumption (g/day) | P -value | ||
|---|---|---|---|---|
| T1 (<17.46) | T2 (17.46–90.00) | T3 (≥90.00) | ||
| No. of patients | 232 | 235 | 237 | |
| Age at diagnosis (years), Median (IQR) | 53.00 (48.00–60.00) | 53.50 (47.00–60.00) | 53.00 (48.00–61.00) | 0.56 |
| Follow–up time (m), Median (IQR) | 33.83 (23.25–47.30) | 30.92 (19.77–47.87) | 29.60 (17.63–45.23) | 0.23 |
| Body mass index (kg/m2), Median (IQR) | 23.30 (21.30–25.25) | 23.30 (20.70–25.00) | 23.30 (20.80–25.00) | 0.70 |
| Physical activity (MET/hours/days), Median (IQR) | 14.15 (6.15–21.55) | 14.10 (7.30–22.00) | 13.60 (6.10–22.90) | 0.85 |
| Diet intake (Mean ± SD) | ||||
| Total energy (kcal/d) | 1,168.06 ± 394.29 | 1,406.47 ± 472.09 | 1,786.04 ± 585.62 | <0.05 |
| Meat (g/day) | 27.76 ± 22.76 | 36.70 ± 28.23 | 44.49 ± 33.91 | <0.05 |
| Eggs (g/day) | 31.83 ± 26.23 | 34.71 ± 26.34 | 46.56 ± 26.65 | <0.05 |
| Fish and seafood (g/day) | 22.60 ± 31.63 | 27.43± 24.66 | 35.39 ± 32.70 | <0.05 |
| Beans and bean products (g/day) | 68.45 ± 68.97 | 85.45 ± 77.06 | 101.55 ± 85.11 | <0.05 |
| Vegetables (g/day) | 192.81 ± 122.42 | 202.72 ± 108.51 | 246.53 ± 127.06 | <0.05 |
| Fruits (g/day) | 153.73 ± 132.59 | 189.81 ± 152.41 | 239.45 ± 173.92 | <0.05 |
| Diet change (n, %) | 0.07 | |||
| No | 188 (81.03) | 169 (72.22) | 178 (75.11) | |
| Yes | 44 (18.97) | 69 (27.78) | 59 (24.89) | |
| Smoke status (n, %) | 0.15 | |||
| No | 203 (87.50) | 212 (90.60) | 220 (92.83) | |
| Yes | 29 (12.50) | 22 (9.40) | 17 (7.17) | |
| Alcohol intake (n, %) | 0.08 | |||
| No | 194 (83.62) | 181 (77.35) | 179 (75.53) | |
| Yes | 38 (16.38) | 53 (22.65) | 58 (24.47) | |
| Tea drinking (n, %) | 0.60 | |||
| No | 161 (69.40) | 161 (68.80) | 155 (65.40) | |
| Yes | 71 (30.60) | 73 (31.20) | 82 (34.60) | |
| Menopausal status (n, %) | 0.48 | |||
| No | 58 (25.0) | 66 (28.21) | 71 (29.96) | |
| Yes | 174 (75.0) | 168 (71.79) | 166 (70.04) | |
| Parity (n, %) | <0.05 | |||
| ≤ 1 | 144 (62.07) | 172 (73.50) | 189 (79.75) | |
| ≥2 | 88 (37.93) | 62 (26.50) | 48 (20.25) | |
| Educational level (n, %) | 0.09 | |||
| Junior secondary or below | 140 (60.34) | 112 (47.86) | 123 (51.90) | |
| Senior high school/technical secondary school | 42 (18.11) | 52 (22.22) | 53 (22.36) | |
| Junior college/university or above | 50 (21.55) | 70 (29.92) | 61 (25.74) | |
| Income per month (Yuan), (n, %) | 0.44 | |||
| <5,000 | 145 (62.50) | 144 (61.54) | 132 (55.70) | |
| 5,000 to <10,000 | 59 (25.43) | 59 (25.21) | 76 (32.07) | |
| ≥10,000 | 28 (12.07) | 31 (13.25) | 29 (12.23) | |
IQR, interquartile range; MET, metabolic equivalent task; SD, standard deviation; T, tertile.