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. 2024 Nov 27;24:3305. doi: 10.1186/s12889-024-20790-5

Table 1.

Demographic and occupational characteristics and workplace experiences of international migrant workers living in the ROK by current status of residence

Work visa
n = 278
Undocumented
n = 250
p-value
Length of residence (year), mean (sd) 3.8 (2.07) 5.6 (2.45) < 0.001
Nationality 0.093
 Central Asian 16.9 12.8
 South Asian 16.6 16.4
 Southeast Asian 65.1 66.0
 Other 1.4 4.8
Sex, % 0.226
 Male 52.9 47.6
 Female 47.1 52.4
Age, % < 0.001
 20–30 28.4 18.4
 31–40 51.1 70.8
 41+ 20.5 10.8
Educational attainment, % 0.068
 ≤ 12 years 66.9 72.4
 > 12 years 32.4 25.2
 Refuse to answer 0.7 2.4
Marital status, % 0.090
 Currently married 37.8 48.4
 Never married 55.8 46.0
 Not currently married 2.5 2.8
 Refuse to answer 4.0 2.8
If married, spouse/partner is currently living in Korea, % 11.4 14.1 0.557
Currently unemployed, % 26.6 32.8 0.120
Working part-time, %* 0.0 16.1 < 0.001
Monthly income (KRW), %* < 0.001
 Less than 1,000,000 0.0 9.5
 1,000,000–1,500,000 15.7 50.0
 1,500,000–2,000,000 63.4 30.4
 More than 2,000,000 21.1 10.1
Korean proficiency 0.678
 High 28.4 26.8
 Low 71.6 73.2
Workplace experience, %
 Laid off/fired 0.0 7.6 < 0.001
 Reduced payroll 19.4 25.6 0.089
 Flexible hours 28.8 34.4 0.165
 Unpaid leave 8.6 15.2 < 0.001
Lost main source of income, % 25.5 38.4 0.002
Experienced a decrease in average income, % 59.0 72.4 < 0.001
Reduced average monthly income, KRW** (sd) 885,182 (730,053) 661,436 (473,021) < 0.001

Note: *Among working individuals (n = 372); **if experienced a decrease in average income