Table 1. Proportion (in Weight) of Ultraprocessed Food in the Diet of 104 707 Participants, NutriNet-Santé Cohort (2009-2019).
| Characteristic | No. (%) | Ultraprocessed Food in the Diet, % | |
|---|---|---|---|
| Mean (SD) | P Valuea | ||
| All | 104 707 (100.0) | 17.29 (9.81) | |
| Age at baseline, y (n = 104 707) | |||
| 18-44 | 59 247 (56.58) | 19.42 (10.65) | <.001 |
| 45-59 | 28 930 (27.62) | 14.77 (8.06) | |
| ≥60 | 16 530 (15.79) | 14.04 (7.20) | |
| Sex (n = 104 707) | |||
| Men | 21 800 (20.82) | 17.58 (9.99) | <.001 |
| Women | 82 907 (79.18) | 17.21 (9.77) | |
| Educational level (n = 98 024) | |||
| <High school degree | 17 952 (17.14) | 17.25 (10.34) | <.001 |
| <2 y after high school | 17 882 (17.08) | 18.96 (10.94) | |
| ≥2 y after high school | 62 190 (59.39) | 16.97 (9.34) | |
| Smoking status (n = 104 633) | |||
| Current | 17 892 (17.09) | 18.95 (11.39) | <.001 |
| Former | 34 217 (32.68) | 16.00 (8.92) | |
| Never | 52 524 (50.16) | 17.56 (9.68) | |
| IPAQ physical activity level (n = 90 146) | |||
| High | 29 382 (28.06) | 16.09 (9.30) | <.001 |
| Moderate | 38 788 (37.04) | 17.06 (9.43) | |
| Low | 21 976 (20.99) | 18.69 (10.37) | |
| Body mass indexb (n = 101 823) | |||
| <25 | 72 357 (69.10) | 17.14 (9.68) | <.001 |
| 25-29.9 | 21 209 (20.25) | 17.02 (9.64) | |
| ≥30 | 8257 (7.88) | 18.86 (11.13) | |
Abbreviation: IPAQ, International Physical Activity Questionnaire.
a
P values were obtained with unpaired 2-tailed t tests (comparison between 2 categories) or analysis of variance (comparison between 3 categories).
b
Calculated as weight in kilograms divided by height in meters squared.