Table 1 Information on the subjects included in the analyses.

From: The word order of languages predicts native speakers’ working memory

Branching Direction

Linguistic Group

Country

Number Subjects

Sex: Females - Males

Agea: Mean (Range)

% Cityb

Number Siblings: Mean (Range)

Education Levelc: Mean (Range)

Occupationd

Monthly Income (€): Mean (range)

Most Spoken 2nd Language

Knowledge Opposite Branchinge

Right

Italian

Italy

30

11–19

37 (15–40)

100

1 (0–2)

14 (9–15)

2–0–3–1–22–2

1780 (0–3500)

English

0

Khmer

Cambodia

30

20–10

25 (15–43)

0

3.8 (1–7)

9 (3–12)

11–3–6–2–0–8

41 (0–186)

English

0

Oshiwambo

Namibia

30

20–10

25 (15–40)

6.7

4.3 (0–11)

7 (2–12)

10-2-2-7-2-7

151 (0–874)

English

0

Northern Thai

Thailand

30

16–14

28 (15–40)

6.9

1.9 (0–6)

12 (6–17)

0-0-8-6-5-11

171 (0–389)

English

0

   

67–53

29 (15–43)

28.6

2.7 (0–11)

10 (2–17)

23-5-19- 16-29-28

536 (0–3500)

English

0

Left

Japanese

Japan

30

16–14

21 (19–24)

100

1.5 (0–3)

15

0-0-0-0-0-30

0

English

1.6 (1–2)

Korean

South Korea

24

14–10

22 (18–30)

87.5

1.3 (0–2)

15 (13–15)

0-0-0-1-0-23

0

English

1.5 (1–2)

Khoekhoe

Namibia

29

21–8

25 (14–40)

13.8

4.9 (0–16)

7 (0–15)

7-2-3-5-0-12

156 (0–1036)

Afrikaans

1.4 (1–2)

Sidaama

Ethiopia

30

10–20

23 (16–35)

76.7

7.2 (0–14)

9 (0–15)

5-2-6-3-0-14

18 (0–134)

Amharic

0.2 (0–2)

   

61–52

23 (14–40)

69.0

3.8 (0–16)

11 (0–15)

12-4-9- 9-0-79

45 (0–1036)

English

1.2 (0–2)

  1. aAge is in years.
  2. bPercentage of people living in the city.
  3. cNumber of years of formal education.
  4. dNumber of participants being occupied in one of the following categories: unemployed participants; participants working in the primary sector; in the secondary sector; in the tertiary sector (commerce or tourism); in the tertiary sector (other services); students.
  5. eDegree of knowledge of second languages with a branching opposite to the native language (from 0 to 2, according to a simplified version of the ILR scale).