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Table 1 Characteristics of sample according to gender

From: Cohabiting and becoming a parent: associations with changes in physical activity in the 1970 British cohort study

 

Full samplea

 

Parenthood analysis

 

Cohabitation analysis

 

Male (n = 3766)

Female (n = 4279)

p

Male

(n = 2139)

Female

(n = 1694)

p

Male

(n = 686)

Female

(n = 451)

p

Country of birth

  

.542

  

.769

  

.409

England

84.6%

84.6%

 

84.9%

85.4%

 

85.3%

82.5%

 

Wales

5.6%

6.0%

 

5.4%

4.9%

 

5.7%

6.2%

 

Scotland

9.8%

9.4%

 

9.7%

9.8%

 

9.0%

11.3%

 

Ethnicity

  

.088

  

.391

  

.561

British

95.3%

96.1%

 

95.3%

95.9%

 

95.0%

95.8%

 

Non-British

4.7%

3.9%

 

4.7%

4.1%

 

5.0%

4.2%

 

Level of education achieved

  

<.001

  

<.001

  

.049

None

26.8%

23.8%

 

21.9%

15.9%

 

24.3%

25.9%

 

Low

38.7%

40.2%

 

35.4%

33.0%

 

37.0%

29.3%

 

Medium

11.9%

15.2%

 

12.9%

16.8%

 

11.1%

13.8%

 

High

22.6%

20.8%

 

29.8%

34.3%

 

27.6%

31.0%

 

Physical activity

30 years

Mean PA (Likert scale)

2.63 ± 1.37

2.72 ± 1.45

.037

2.72 ± 1.36

2.67 ± 1.33

.272

2.76 ± 1.41

2.62 ± 1.34

.123

Physical activity (at least 4 days/week)

25.4%

28.9%

< 0.001

27.0%

25.3%

.224

29.2%

24.4%

.078

34 years

Mean PA (Likert scale)

2.60 ± 1.38

2.81 ± 1.45

<.001

2.67 ± 1.38

2.77 ± 1.39

.026

2.69 ± 1.41

2.68 ± 1.41

.893

Physical exercise (at least 4 days/week)

25.0%

31.2%

<.001

26.0%

29.3%

.025

27.6%

28.2%

.824

PA change between 30 and 34 years (Likert scale)

−0.03 ± 1.61

0.10 ± 1.81

.001

− 0.05 ± 1.57

0.10 ± 1.63

.001

−0.07 ± 1.63

0.06 ± 1.68

.175

Life transition events

 Becoming a parent between 30 years and 34 years

13.9%

12.4%

.050

24.5%

31.4%

<.001

5.7%

5.5%

.919

 Start cohabiting between 30 years and 34 years

6.4%

3.4%

<.001

10.4%

6.9%

<.001

35.1%

32.4%

.337

  1. Note. Values are presented using frequencies (percentages of sample), means and standard deviation. PA: physical activity. Parenthood analysis only includes those who become a first-time parent between 30 and 34 years vs. those who never had a child – those who become a parent before 30y were not included in this analysis. Cohabitation analysis only includes those who first started cohabitation between 30 and 34 years vs. never cohabiting – those who first started cohabitation before 30y were not included in this analysis. Level of education achieved categories: None: No formal education or less than secondary school. Low: Secondary school. Medium: At least one A level or diploma of higher education. High: Degree or higher degree. a Full sample includes all those with data available at age 30y and 34y