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Table 2 Analysis of factors influencing LOS (categorical data)

From: Patient and service-level factors affecting length of inpatient stay in an acute mental health service: a retrospective case cohort study

    Length of Stay (days) p value
Items n Mean Median IQR Min Max  
Length of Stay   97 36.10 22 40 0 226  
Gender M 65 35.43 17 38 0 226 0.326
F 32 37.44 28 47 1 147  
Accomodation Independent 78 33.71 19 41 0 147 0.449
Hotel 2 22.00 22 3 41  
Supported 3 36.67 28 28 54  
NFA 10 61.60 27 91 2 226  
Family 2 3.50 3.50 2 5  
Prison 1 40  
Nursing 1 55  
Previous admission Y 9 35.67 16 54 1 140 0.852
N 88 36.14 22 42 0 226  
Previous A + E Presentation Y 28 36.89 21 56 0 147 0.946
N 69 35.77 22 33 1 226  
Previous MHA Assessment Y 7 60.57 55 74 1 147 0.120
N 90 34.19 18 36 0 226  
HTT Referral Y 34 36.91 23.50 51 1 147 0.889
N 63 35.65 19 40 0 226  
Under HTT Y 35 36.06 22 48 1 147 0.723
N 60 36.82 20.50 40 0 226  
HTT Location A 10 28.10 6.50 45 1 123 0.364
B 17 36.06 27 42 4 140  
C 10 41.20 20 79 1 147  
HTT Medical Review Y 11 22.55 7 21 1 140 0.077
N 86 37.83 23 48 0 226  
Under CMHT Y 30 44.87 27.50 59 1 147 0.092
N 67 32.16 16 35 0 226  
CMHT Location A 1 61 0.664
B 7 49.43 35 82 2 124  
C 6 24.00 27.50 34 3 41  
D 9 59.33 28 93 14 140  
E 1 25  
F 6 39.33 16 77 1 147  
Allocated CC Y 27 48.44 28 69 1 147 0.033
N 70 31.33 16 24 0 226  
Under RC Y 56 43.70 27.50 54 1 226 0.034
N 41 25.71 15 26 0 212  
Under other community team Y 33 38.45 22 36 1 226 0.973
N 64 34.88 21.50 46 0 147  
Day of Admission Mon 13 17.62 8 18 1 80 0.115
Tue 15 28.53 16 21 1 226  
Wed 16 36.00 19 47 1 131  
Thu 18 51.06 40.50 65 2 147  
Fri 14 37.14 29.50 21 0 124  
Sat 9 32.33 25 41 2 88  
Sun 12 44.83 16.50 88 1 212  
OOH Y 63 38.52 22 47 0 212 0.391
N 34 31.59 16 36 1 226  
MHA Assessment Y 56 43.04 28.50 47 0 212 0.005
N 41 26.61 14 23 1 226  
Route of admission Community 20 36.50 19.50 31 1 226 0.286
A + E 62 40.44 27 47 0 212  
Liaison 11 15.91 6 14 2 57  
Criminal Justice System 3 21.33 16 8 40  
HTT 1 25  
Legal Status Inf 53 19.85 10 22 0 147 ≤0.001
S2 40 49.43 38.50 44 2 121  
S3 3 82.00 83 39 124  
CTO recall 1       
Ax ward admission Y 56 24.86 7.50 30 0 212 ≤0.001
N 41 51.44 31 55 5 226  
Ax ward discharge Y 31 5.81 4 4 1 48 ≤0.001
N 66 50.32 32 43 0 226  
Acute Ward A 6 33.33 32 15 17 56 0.301
B 4 23.25 24.50 9 16 28  
C 3 95.00 31 28 226  
D 7 53.14 40 61 16 123  
E 3 96.33 110 55 124  
F (PICU) 7 42.14 19 39 8 140  
G (PICU) 2 67.50 67.50 39 96  
H 3 77.33 80 5 147  
Out of area admission Y 31 46.16 37 47 0 131 0.002
N 66 31.36 16 30 1 226  
Locum Consultant Y 28 49.68 34 38 8 140 ≤0.001
N 69 30.58 14 32 0 226  
Increased obs level Y 24 68.08 47.50 67 8 226 ≤0.001
N 73 25.58 16 31 0 131  
Discharge Diagnosis Depression 8 22.88 6 17 2 131 ≤0.001
Psychosis 29 62.62 40 66 7 226  
Bipolar 8 53.88 44.50 54 25 96  
Personality disorder 20 20.50 6 23 1 147  
Substance misuse 11 20.09 16 35 2 57  
Other 21 20.95 10 29 0 111  
Medication Nil 6 23.17 20 41 2 57 0.031
Monotherapy 28 20.64 9 22 2 124  
Polypharmacy 53 48.68 29 61 1 226  
Identified DTOC Y 2 127.00 127.00 28 226 0.144
N 95 34.18 19 40 0 212  
Discharge destination Home 75 30.53 17 33 0 131 0.04
Supported 2 28.00 28.00 0 28 28  
Family 5 26.40 16 51 2 63  
NFA 6 16.50 8 36 2 40  
Rehab 2 183.00 183.00 140 226  
Other 7 79.71 55 114 2 212  
Discharge Team CMHT 26 45.27 28 62 1 131 0.069
HTT 44 25.30 16 30 1 111 0.106
Other 17 29.24 17 34 1 110 0.917
Referral to accommodation Y 2 183.00 183 0.018
N 95 33.00 19 40 0 212