Table 2 Psychological and mental health characteristics of the participants in the full sample and according to sex (N = 32,622; NutriNet-Santé cohort; 2021–2022; France)

Lack of affection during childhood

 No

28,409

(87.1)

7,627

(91.8)

20,782

(85.5)

< 0.001

 Yes

4,213

(12.9)

680

(8.2)

3,533

(14.5)

Self-reported lifetime prevalence or medication use for a mental health condition^b

 No

18,359

(56.3)

5,738

(69.1)

12,621

(51.9)

< 0.001

 Yes

14,263

(43.7)

2,569

(30.9)

11,694

(48.1)

Alcohol use disorders^c

 No

30,289

(92.8)

7,349

(88.5)

22,940

(94.3)

< 0.001

 Yes

2,333

(7.2)

958

(11.5)

1,375

(5.7)

Nicotine dependence^c

 No

32,043

(98.2)

8,211

(98.8)

23,832

(98.0)

< 0.001

 Yes

579

(1.8)

96

(1.2)

483

(2.0)

Food addiction^c

 No

30,958

(94.9)

8,155

(98.2)

22,803

(93.8)

< 0.001

 Yes

1,664

(5.1)

152

(1.8)

1,512

(6.2)

Internet addiction^c

 No

30,627

(93.9)

7,806

(94.0)

22,821

(93.9)

0.71

 Yes

1,995

(6.1)

501

(6.0)

1,494

(6.1)

Number of habit-forming risk behaviors^c

 0

27,036

(82.9)

6,833

(82.3)

20,203

(83.1)

0.08

 1

4,702

(14.4)

1,266

(15.2)

3,436

(14.1)

 2

788

(2.4)

185

(2.2)

603

(2.5)

 3

91

(0.3)

21

(0.3)

70

(0.3)

 4

5

(0.0)

2

(0.0)

3

(0.0)