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. 2023 Jan 28;66:111–117. doi: 10.1016/j.ajem.2023.01.044

Table 2.

Descriptive and bivariate analysis for daily census of ED visit categories from 2019 to 2021.

Urgency of ED Visit Categories Pre and During COVID- 19 Time Frame
ANOVA Test Comparison
2019
(mean ± SD)
2020
(mean ± SD)
2021
(mean ± SD)
Total
(mean ± SD)
2019 vs 2020 2019 vs 2021 2020 vs 2021
HOSPITAL# 1 (RUMC)
Emergent - Not Preventable/Avoidable 10.97 ± 3.43 11.19 ± 3.48 10.33 ± 3.22 10.83 ± 3.39 f = 6.34 df = 2 p = 0.0018 p = 1 p=0.0335* p=0.0019*
Emergent - Preventable Avoidable 3.66 ± 1.93 2.71 ± 1.81 2.42 ± 1.59 2.93 ± 1.86 f = 47.98 df = 2 p < 0.001 p<0.001* p<0.001* p = 0.0821
Emergent - Primary Care Treatable 22.88 ± 5.49 17.94 ± 6.09 15.99 ± 4.54 18.94 ± 6.14 f = 156.87 df = 2 p < 0.001 p<0.001* p<0.001* p<0.001*
Non-Emergent 24.74 ± 5.39 19.27 ± 5.54 19.21 ± 5.29 21.07 ± 5.99 f = 126.03 df = 2 p < 0.001 p<0.001* p<0.001* p = 1
Injury 21.4 ± 5.05 15.44 ± 6.1 16.73 ± 5.14 17.86 ± 6.02 f = 120.86 df = 2 p < 0.001 p<0.001* p<0.001* p=0.0041*
Alcohol 1.74 ± 1.63 1.1 ± 1.13 1.49 ± 1.36 1.44 ± 1.41 f = 20.06 df = 2 p < 0.001 p<0.001* p=0.0459* p<0.001*
Mental Health 2.01 ± 1.46 1.64 ± 1.23 1.86 ± 1.4 1.84 ± 1.37 f = 6.87 df = 2 p = 0.0011 p<0.001* p = 0.43 p = 0.0808
Substance Abuse 0.58 ± 0.77 0.72 ± 0.85 0.75 ± 0.9 0.68 ± 0.84 f = 4.74 df = 2 p = 0.009 p=0.05* p=0.0126* p = 1
COVID-19 0 ± 0 8.56 ± 7.93 4.95 ± 6.25 4.51 ± 6.8 f = 198.57 df = 2 p < 0.001 p<0.001* p<0.001* p<0.001*
Unclassified 39.33 ± 7.35 35.72 ± 9.87 31.9 ± 7.2 35.65 ± 8.77 f = 74.4 df = 2 p < 0.001 p<0.001* p<0.001* p<0.001*
Total 127.3 ± 13.67 114.3 ± 18.31 105.65 ± 14.95 115.75 ± 18.09 f = 174.38 df = 2 p < 0.001 p<0.001* p<0.001* p<0.001*



HOSPITAL# 2 (ROPH)
Emergent - Not Preventable/Avoidable 5.63 ± 2.5 5.75 ± 2.66 6.2 ± 2.41 5.86 ± 2.54 f = 5.22 df = 2 p = 0.0055 p = 1 p=0.0068* p=0.0459*
Emergent - Preventable Avoidable 3.41 ± 1.96 2.69 ± 1.78 2.65 ± 1.66 2.92 ± 1.84 f = 20.52 df = 2 p < 0.001 p<0.001* p<0.001* p = 1
Emergent - Primary Care Treatable 18.36 ± 5.43 15.67 ± 6.24 17.2 ± 5.27 17.08 ± 5.76 f = 20.74 df = 2 p < 0.001 p<0.001* p=0.0171* p<0.001*
Non-Emergent 18.59 ± 4.75 15.58 ± 5.82 16.83 ± 4.72 17 ± 5.26 f = 32.03 df = 2 p < 0.001 p<0.001* p<0.001* p=0.0029*
Injury 18.08 ± 5.2 14.4 ± 5.81 18.34 ± 5.85 16.94 ± 5.9 f = 56.04 df = 2 p < 0.001 p<0.001* p = 1 p<0.001*
Alcohol 1.28 ± 1.19 1.05 ± 1.11 1.04 ± 1.11 1.12 ± 1.14 f = 5.32 df = 2 p = 0.005 p=0.0168* p=0.0125* p = 1
Mental Health 0.96 ± 1.04 0.99 ± 1.12 1.24 ± 1.19 1.07 ± 1.12 f = 6.83 df = 2 p = 0.0011 p = 1 p=0.0022* p=0.0087*
Substance Abuse 0.45 ± 0.66 0.66 ± 0.84 0.79 ± 0.96 0.64 ± 0.84 f = 14.99 df = 2 p < 0.001 p=0.0025* p<0.001* p = 0.1143
COVID-19 0 ± 0 3.27 ± 3.71 3.73 ± 4.54 2.34 ± 3.77 f = 132.27 df = 2 p < 0.001 p<0.001* p<0.001* p = 0.197
Unclassified 27.01 ± 6.51 26.5 ± 10.19 28.53 ± 6.68 27.34 ± 8.01 f = 6.4 df = 2 p = 0.0017 p = 1 p=0.0304* p=0.0018*
Total 93.78 ± 14.43 86.56 ± 21.98 96.56 ± 15.47 92.29 ± 18.1 f = 31.37 df = 2 p < 0.001 p<0.001* p = 0.1002 p<0.001*



COMBINED HOSPITALS #1 & #2
Emergent - Not Preventable/Avoidable 16.6 ± 4.25 16.94 ± 4.52 16.53 ± 4.11 16.69 ± 4.29 f = 0.93 df = 2 p = 0.3944 p = 0.8546 p = 1 p = 0.6149
Emergent - Preventable Avoidable 7.07 ± 2.92 5.4 ± 2.85 5.08 ± 2.42 5.85 ± 2.87 f = 55.72 df = 2 p < 0.001 p<0.001* p<0.001* p = 0.3273
Emergent - Primary Care Treatable 41.24 ± 8.19 33.61 ± 10.15 33.19 ± 7.58 36.01 ± 9.45 f = 98.74 df = 2 p < 0.001 p<0.001* p<0.001* p = 1
Non-Emergent 43.33 ± 7.7 34.84 ± 9.31 36.04 ± 7.87 38.07 ± 9.13 f = 111.28 df = 2 p < 0.001 p<0.001* p<0.001* p = 0.1552
Injury 39.48 ± 7.96 29.84 ± 10.13 35.07 ± 8.8 34.79 ± 9.83 f = 104.83 df = 2 p < 0.001 p<0.001* p<0.001* p<0.001*
Alcohol 3.02 ± 2.11 2.14 ± 1.7 2.53 ± 1.84 2.57 ± 1.92 f = 19.82 df = 2 p < 0.001 p<0.001* p=0.0014* p=0.0171*
Mental Health 2.97 ± 1.84 2.63 ± 1.59 3.1 ± 1.88 2.9 ± 1.78 f = 6.85 df = 2 p = 0.0011 p = 0.0297 p = 0.949 p=0.001*
Substance Abuse 1.03 ± 1.01 1.39 ± 1.19 1.54 ± 1.34 1.32 ± 1.21 f = 17.78 df = 2 p < 0.001 p<0.001* p<0.001* p = 0.2226
COVID-19 0 ± 0 11.84 ± 10.47 8.69 ± 10.03 6.85 ± 9.75 f = 195.74 df = 2 p < 0.001 p<0.001* p<0.001* p<0.001*
Unclassified 66.33 ± 10.75 62.22 ± 17.28 60.42 ± 10.99 62.99 ± 13.57 f = 18.79 df = 2 p < 0.001 p<0.001* p<0.001* p = 0.2054
Total 221.08 ± 22.63 200.86 ± 35.19 202.21 ± 25.37 208.04 ± 29.69 f = 58.49 df = 2 p < 0.001 p<0.001* p<0.001* p = 1

SD, standard deviation.