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. 2021 May 16;18(10):5291. doi: 10.3390/ijerph18105291

Table 1.

Participant demographics in the sample by the quarters of 2020.

Quarter 1 2020 (Q1) n (%) Quarter 2 2020 (Q2) n (%) Quarter 3 2020 (Q3) n (%) Quarter 4 2020 (Q4) n (%) Total n (%)
Sex
Male 3272 (46.4) 5543 (49.1) 2583 (49.8) 3305 (50.0) 14,703 (48.8)
Female 3778 (53.6) 5746 (50.9) 2600 (50.2) 3307 (50.0) 15,431 (51.2)
Age Groups (Years)
18–19 397 (5.6) 481 (4.3) 246 (4.7) 327 (4.9) 1451 (4.8)
20–29 2337 (33.1) 3862 (34.2) 1737 (33.5) 2230 (33.7) 10,166 (33.7)
30–39 1824 (25.9) 2516 (22.3) 1031 (19.9) 1211 (18.3) 6582 (21.8)
40–49 1439 (20.4) 2380 (21.1) 1139 (22.0) 1372 (20.8) 6330 (21.0)
50–59 732 (10.4) 1373 (12.2) 661 (12.8) 909 (13.7) 3675 (12.2)
60+ 321 (4.6) 677 (6.0) 369 (7.1) 563 (8.5) 1930 (6.4)
Regions
Asir 877 (12.4) 1028 (9.1) 382 (7.4) 542 (8.2) 2829 (9.4)
Baha 972 (13.8) 846 (7.5) 400 (7.7) 540 (8.2) 2758 (9.2)
Eastern region 930 (13.2) 870 (7.7) 401 (7.7) 542 (8.2) 2743 (9.1)
Hail 669 (9.5) 843 (7.5) 400 (7.7) 540 (8.2) 2452 (8.1)
Jazan 791 (11.2) 895 (7.9) 404 (7.8) 540 (8.2) 2630 (8.7)
Al Jouf 495 (7.0) 850 (7.5) 400 (7.7) 540 (8.2) 2285 (7.6)
Madinah 347 (4.9) 971 (8.6) 400 (7.7) 540 (8.2) 2258 (7.5)
Makkah 249 (3.5) 858 (7.6) 401 (7.7) 541 (8.2) 2049 (6.8)
Najran 25 (0.4) 808 (7.2) 400 (7.7) 122 (1.8) 1355 (4.5)
Northern border 35 (0.5) 804 (7.1) 400 (7.7) 539 (8.2) 1778 (5.9)
Qassim 300 (4.3) 820 (7.3) 401 (7.7) 540 (8.2) 2061 (6.8)
Riyadh 920 (13.0) 891 (7.9) 404 (7.8) 544 (8.2) 2759 (9.2)
Tabuk 440 (6.2) 805 (7.1) 390 (7.5) 542 (8.2) 2177 (7.2)
Grand Total 7050 11,289 5183 6612 30,134