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Table 4 the correlation between the patient’s outcome to the age, sex and maximum severity score

From: Chest X-ray findings monitoring COVID-19 disease course and severity

Variables Outcome P value
Alive Dead
Mean ± SD Mean ± SD
Age 41.09 ± 14.14 51.04 ± 10.17 0.002
Age category
 < 20 years 15 (4.6%) 0 (0.0) 0.008
 20–39 148 (45.0%)* 3 (14.3%)
 40–59 134 (40.7%) 13 (61.9%) *
 60 or more 32 (9.7%) 5 (23.8%) *
Gender
 Male 241 (73.3) 20 (95.2) 0.025
 Female 88 (26.7) 1 (4.8)
Maximum total severity score 2.06 ± 1.84 6.87 ± 0.71 < 0.001
Maximum TSS
0 82 (24.6%) 0 (0.0%) 0.049
1 57 (17.1%) 0 (0.0%) 0.143
2 91 (27.2%) 0 (0.0%) 0.032
3 38 (11.4%) 0 (0.0%) 0.307
4 24 (7.2%) 0 (0.0%) 0.544
5 19 (5.7%) 1 (6.3%) 0.652
6 14 (4.2%) 2 (12.5%) 0.756
7 9 (2.7%) 11 (68.8%) < 0.001
8 0 (0.0%) 2 (12.5%) < 0.001
Time to maximum score
 Initial X-ray 113 (44.8%) 0 (0.0%) 0.001
 1–4 days 91 (36.1%) 1 (6.3%) 0.030
 5–9 days 45 (17.9%) 13 (81.3%) < 0.001
 10–15 days 3 (1.2%) 2 (12.5%) 0.022
  1. *Significantly higher than their corresponding category in the other group (< 0.05)