Table 1.
Number of Observed vs Expected Cases of COVID-19 in Saudi Arabia at Each Precautionary Measure Stage
| Day | Date | Precautionary Measure | Susceptible Population | Cumulative COVID-19 Positive Cases | Cumulative Number of Relevant Mortality | Cumulative Observed Recovered | ||
|---|---|---|---|---|---|---|---|---|
| Observed | Expected | Observed | Expected | |||||
| 1 | Mar 2 | No travel | 34,713,235 | 1 | 1.00 | 0 | 0.03 | 0 |
| 4 | Mar 5 | Social distancing | 34,713,233 | 5 | 4.00 | 0 | 0.14 | 1 |
| 6 | Mar 7 | No crowding | 34,713,234 | 7 | 7.50 | 0 | 0.26 | 1 |
| 7 | Mar 8 | Quarantine infected areas | 34,713,232 | 11 | 10.00 | 0 | 0.34 | 1 |
| 8 | Mar 9 | Schools shut down | 34,713,232 | 15 | 12.50 | 0 | 0.43 | 1 |
| 14 | Mar 15 | Governmental workplaces shut down | 34,713,221 | 118 | 42.50 | 0 | 1.45 | 1 |
| 17 | Mar 18 | Private workplaces shut down | 34,713,169 | 238 | 80.00 | 0 | 2.72 | 6 |
| 24 | Mar 25 | Partial curfew | 34,713,103 | 900 | 283.13 | 2 | 9.63 | 29 |
| 37 | Apr 7 | 24-hour curfew | 34,712,964 | 2795 | 3251.88 | 41 | 110.56 | 615 |
| 48 | Apr 18 | Active screening | 34,712,104 | 8274 | 24,156.42 | 92 | 821.32 | 1329 |
| 60 | Apr 30 | Active screening | 34,713,236 | 21,402 | 198,678.82 | 157 | 6755.08 | 3163 |
| 64 | May 4 | Active screening | 34,711,591 | 28,656 | 59,604.64 | 191 | 15,735.51 | 4476 |