Table 1.
Baseline characteristics of respondents (N=4097).
| Characteristics | Total respondents | Younger males | Younger females | Older males | Older females | ||||||
| Age (years), mean (SD) | 50.2 (16.8) | 35.4 (8.7) | 35.7 (8.5) | 64.8 (7.9) | 64.7 (7.9) | ||||||
| Ethnicity, n/N (%) | |||||||||||
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Chinese | 3330/4097 (81.27) | 802/1024 (78.32) | 756/1022 (73.97) | 867/1027 (84.42) | 905/1024 (88.38) | |||||
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Malay | 315/4097 (7.69) | 107/1024 (10.45) | 148/1022 (14.48) | 49/1027 (4.77) | 50/1024 (4.88) | |||||
|
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Indian | 354/4097 (8.64) | 84/1024 (8.20) | 84/1022 (8.22) | 91/1027 (8.86) | 56/1024 (5.47) | |||||
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Others | 98/4097 (2.39) | 31/1024 (3.03) | 34/1022 (3.33) | 20/1027 (1.95) | 13/1024 (1.27) | |||||
| Education level, n/N (%) | |||||||||||
|
|
Tertiary | 1296/4097 (31.63) | 488/1024 (47.66) | 489/1022 (47.85) | 214/1027 (20.84) | 105/1024 (10.25) | |||||
| Employment statusa, n/N (%) | |||||||||||
|
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Employed | 2728/4097 (66.59) | 870/1024 (84.96) | 872/1022 (85.32) | 548/1027 (53.36) | 438/1024 (42.77) | |||||
| Digital device usageb, n/N (%) | |||||||||||
|
|
Owns a smartphone | 3712/4097 (90.60) | 1022/1024 (99.80) | 1019/1022 (99.71) | 871/1027 (84.81) | 800/1024 (78.13) | |||||
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Heard of TraceTogether | 3818/4097 (93.19) | 987/1024 (96.39) | 972/1022 (95.11) | 934/1027 (90.94) | 925/1024 (90.33) | |||||
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Willing to use TraceTogether (presharing) | 3143/4097 (76.71) | 739/1024 (72.17) | 767/1022 (75.05) | 806/1027 (78.48) | 831/1024 (81.15) | |||||
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Willing to use TraceTogether (postsharing; 36 [0.9%] missing) | 3674/4061 (90.47) | 908/1021 (88.93) | 924/1018 (90.77) | 903/1010 (89.41) | 939/1012 (92.79) | |||||
| Form factor preference (willing to use TraceTogether postsharing; 127 [3.5%] missing), n/N (%) | |||||||||||
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Smartphone app | 1900/3547 (53.56) | 604/872 (69.27) | 602/887 (67.87) | 399/872 (45.76) | 295/916 (32.21) | |||||
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Token | 1647/3547 (46.43) | 268/872 (30.73) | 285/887 (32.13) | 473/872 (54.24) | 621/916 (67.79) | |||||
aFull-time, part-time, self-, or temporary employment.
bUptake of TraceTogether was not presented in this table, as uptake rates changed over time with the policy measures. Refer to Figure 2 for bimonthly uptake rates.