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. 2016 Feb 4;18(2):e32. doi: 10.2196/jmir.5244

Table 1.

Sociodemographic data of the sample in comparison with the German Internet population (2012).

Variable and categories Total
N=958
German Internet usersa
N=58,556,000
Gender, n (%)


Male 517 (54.0) 29,553,000 (51.81)

Female 441 (46.0) 27,492,000 (48.20)
Age (years; range 18-70 years), mean (SD) 43.73 (13.0) >10
Age categories (years), n (%)


<44 years 471 (49.2) 32,896,000 (57.60)

45-70 years 487 (50.8) 24,147,000 (42.34)
Education, n (%) b
52,589,000b

Without school qualification 4 (0.4)

Secondary general school 13 (1.4) 9,487,000 (18.04)c

Polytechnic secondary school 120 (12.5)

Intermediate secondary school 269 (28.1) 29,467,000 (56.03)d

Matura examination or higher 545 (57.0) 13,635,000 (25.93)e
Monthly household net income (€), n (%) 347 (100)

<1500 77 (22.2)

1500-2500 97 (28.0)

2501-3500 94 (27.1)

3501-4500 53 (15.3)

>4500 26 (7.5)

a Rounded to 1000 people. Projected number of Germans who used the Internet in the last 3 months. Age limit for questions concerning education and occupation: 16 years.

b For the German Internet users, low education corresponded with levels 0, 1, and 2 of the ISCED classification system (up to secondary general school), medium education corresponded with levels 3 and 4 of the ISCED classification system (up to university entrance qualification), and high education corresponded with levels 5 and 6 of the ISCED classification system (higher than matura examination respectively university entrance qualification).

c Low education.

d Medium education.

e High education.