Table 4 Results of statistical tests using the Spearman rho and the Kendall tau-b of relations between CCR, CFR and CTR variables with Theil-Sen slopes (m) and intercepts (b) of trend lines approximating these relations in the three ranges
From: Mutual relationships between SARS-CoV-2 test numbers, fatality and morbidity rates
Spearman | Kendall | Theil-Sen | |||||
|---|---|---|---|---|---|---|---|
Variable | CTR Range | coefficient | p | Tau-B | p | m slope | b intercept |
CCR | 4–12 | −0.146 | 0.0136 | −0.101 | 0.0115 | −146.111 | 2940.67 |
CCR | 12–43 | −0.178 | 0.0011 | −0.123 | 0.0009 | −21.427 | 1421.19 |
CCR | > 43 | −0.353 | < 0.0001 | −0.235 | < 0.0001 | −2.495 | 599.284 |
CFR | 4–12 | −0.203 | 0.0009 | −0.138 | 0.0009 | −4.191 | 70.092 |
CFR | 12–43 | −0.184 | 0.0007 | −0.128 | 0.0005 | −0.398 | 25.167 |
CFR | > 43 | −0.484 | < 0.0001 | −0.337 | < 0.0001 | − 0.064 | 11.038 |