Table 2.
COVID-19 reinfection rate in Fars province in terms of demographics and underlying diseases
| Variable | Reinfection | P value | ||
|---|---|---|---|---|
| Yes | No | |||
| Overall | 2079 (0.97) | 211663 (99.03) | ||
| Age group (year) | Pediatric (0-14) | 28 (0.43) | 6441 (99.57) | <0.001 |
| Young group (15-47) | 1610 (1.15) | 138650 (98.85) | ||
| Middle age (48-63) | 288 (0.67) | 42623 (99.33) | ||
| Elderly (≥64) | 153 (0.63) | 23949 (99.37) | ||
| Sex | Men | 1201 (1.04) | 114117 (98.96) | <0.001 |
| Women | 878 (0.89) | 97546 (99.11) | ||
| Admission type | Outpatient | 1709 (0.9) | 188821 (99.1) | <0.001 |
| Inpatient | 370 (1.59) | 22842 (98.41) | ||
| Location | Urban | 1906 (1.02) | 185503 (98.98) | <0.001 |
| Rural | 173 (0.66) | 26160 (99.34) | ||
| Job | Other jobs | 1563 (0.79) | 195376 (99.21) | <0.001 |
| Health care personnel | 498 (3.76) | 12744 (96.24) | ||
| ICU* hospitalization | Yes | 24 (1.54) | 1536 (98.46) | 0.007 |
| No | 111 (0.84) | 13035 (99.16) | ||
| BMI** (Kg/m2) | Over 40 | 8 (0.94) | 842 (99.06) | 0.863 |
| Below 40 | 1677 (0.89) | 187687 (99.11) | ||
| Smoking | Yes | 24 (0.67) | 3584 (99.33) | 0.153 |
| No | 1661 (0.89) | 184945 (99.11) | ||
| Hypertension | Yes | 70 (0.61) | 11354 (99.39) | 0.001 |
| No | 1615 (0.9) | 177175 (99.1) | ||
| Diabetes | Yes | 67 (0.63) | 10591 (99.37) | <0.001 |
| No | 2012 (0.99) | 201072 (99.01) | ||
| Cardiovascular | Yes | 99 (0.98) | 10028 (99.02) | 0.959 |
| No | 1980 (0.97) | 201635 (99.03) | ||
| HIV*** | Yes | 4 (2.2) | 178 (97.8) | 0.514 |
| No | 366 (1.59) | 22664 (98.41) | ||
| Chronic kidney diseases | Yes | 38 (1.66) | 2246 (98.34) | 0.001 |
| No | 2017 (0.96) | 209125 (99.04) | ||
| Chronic neurologic or neuromuscular disease | Yes | 6 (1.52) | 389 (98.48) | 0.904 |
| No | 364 (1.6) | 22453 (98.4) | ||
| Chronic pulmonary disease | Yes | 38 (1.23) | 3056 (98.77) | 0.128 |
| No | 2017 (0.96) | 208315 (99.04) | ||
| Hepatic disease | Yes | 4 (2.06) | 190 (97.94) | 0.601 |
| No | 366 (1.59) | 22652 (98.41) | ||
| Respiratory distress syndrome | Yes | 1 (0.5) | 199 (99.5) | 0.215 |
| No | 369 (1.6) | 22643 (98.4) | ||
| Mild pneumonia | Yes | 3 (0.61) | 488 (99.39) | 0.079 |
| No | 367 (1.62) | 22354 (98.38) | ||
| Severe pneumonia | Yes | 7 (0.77) | 905 (99.23) | 0.042 |
| No | 363 (1.63) | 21937 (98.37) | ||
| Malignancy | Yes | 20 (2.7) | 720 (97.3) | <0.001 |
| No | 2059 (0.97) | 210943 (99.03) | ||
*ICU: Intensive Care Unit; **BMI: Body Mass Index; ***HIV: Human Immunodeficiency Virus; +Pearson Chi square was used for data analysis.