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. 2020 Sep 13;17(18):6671. doi: 10.3390/ijerph17186671

Table 1.

General demographic and physical health characteristics (n = 821). Mean ± S.D. n (%).

Items Korea China Japan Total (M = 305, F = 516) χ2
Male (N = 162) Female (N = 228) Total (N = 390) Male (N = 83) Female (N = 198) Total (N = 281) Male (N = 60) Female (N = 90) Total (N = 150)
Age 24.05 ± 0.25 22.50 ± 0.16 23.14 ± 0.15 23.57 ± 0.41 23.66 ± 0.19 23.63 ± 0.18 24.49 ± 0.59 23.86 ± 0.60 24.13 ± 0.53 23.08 ± 4.78 F = 3.248 *
Educational level
Undergraduate 145 (89.51) 215 (94.30) 360 (92.31) 66 (77.11) 127 (64.14) 191 (97.97) 45 (75.00) 76 (84.44) 121 (80.67) 672 (81.85) 65.289 ***
Graduate 17 (10.49) 13 (5.70) 30 (7.69) 19 (22.89) 71 (35.86) 90 (32.03) 15 (25.00) 14 (15.56) 29 (19.33) 149 (19.15)
Marital status
Single 160 (98.77) 225 (98.68) 385 (98.72) 75 (90.36) 191 (96.46) 266 (94.66) 58 (96.67) 86 (95.56) 144 (96.00) 795 (96.83) 9.177 *
Married 2 (1.23) 3 (1.32) 5 (1.28) 8 (9.64) 7 (3.54) 15 (5.34) 2 (3.33) 4 (4.44) 6 (4.00) 26 (3.17)
Job Status
Students 155 (95.68) 215 (94.30) 370 (94.87) 76 (91.57) 173 (87.37) 249 (88.61) 53 (88.53) 70 (77.78) 123 (82.00) 742 (90.38) 36.212 ***
Working 4 (2.47) 11 (4.82) 15 (3.85) 6 (7.23) 20 (10.10) 26 (9.25) 5 (8.33) 16 (17.78) 21 (14.00) 62 (7.55)
Other 3 (1.85) 2 (0.88) 5 (1.28) 1 (1.20) 5 (2.53) 6 (2.14) 2 (3.33) 4 (4.44) 6 (4.00) 17 (2.07)
Traveled abroad
No 159 (98.15) 228 (100) 387 (99.23) 80 (96.39) 195 (98.48) 285 (97.86) 57 (95.00) 86 (95.56) 143 (95.33) 805 (98.05) 8.689 *
Yes 3 (1.85) 0 (0) 3 (0.77) 3 (3.61) 3 (1.52) 6 (2.14) 3 (5.00) 4 (4.44) 7 (4.67) 16 (1.95)
Self-quarantine
No 149 (91.98) 204 (89.47) 353 (90.51) 34 (40.96) 94 (47.47) 128 (45.55) 44 (73.33) 70 (77.78) 114 (76.00) 595 (72.47) 166.640 ***
Yes 13 (8.02) 24 (10.53) 37 (9.49) 49 (59.04) 104 (52.53) 153 (54.45) 16 (16.67) 20 (22.22) 36 (24.00) 226 (17.53)
Several symptoms
No 118 (72.84) 149 (65.35) 267 (68.46) 73 (87.95) 181 (91.41) 254 (90.39) 39 (65) 56 (62.22) 95 (63.33) 616 (75.03) 55.329 ***
Yes 44 (27.16) 79 (34.65) 123 (32.54) 10 (12.05) 17 (8.59) 27 (9.61) 21 (35) 34 (37.78) 55 (36.67) 205 (24.97)
Self-assessed physical condition
Above good 117 (72.22) 166 (72.81) 283 (72.56) 73 (87.95) 184 92.93) 257 (91.46) 44 (73.33) 64 (71.11) 108 (72.00) 648 (78.93) 40.356 ***
Below fair 45 (27.78) 62 (27.19) 107 (27.44) 10 (12.05) 14 (7.07) 24 8.54) 16 (26.67) 16 (18.89) 42 (28.00) 173 31.07)
Chronic diseases
No 145 (89.51) 210 (92.11) 355 (91.03) 74 (89.16) 188 (94.95) 262 (93.24) 57 (95.00) 91 (90.00) 138 (92.00) 755 (91.96) 1.082
Yes 17 (10.49) 18 (7.89) 35 (8.97) 9 (10.84) 10 (5.05) 19 (6.76) 3 (5.00) 9 (10.00) 12 (8.00) 66 (8.04)

* p < 0.05, *** p < 0.001.