Table 2

Estimated effects of lockdown and lift-of-lockdown announcements on service measures meta-analysed across sites A–H and J from 1 January to 31 May 2020, estimating transitions related to the lockdown announcement (23 March) and lift-of-lockdown announcement (10 May)

MeasuresLockdown
announcement versus pre lockdown
Lift of lockdown announcement versus lockdownLift of lockdown versus before lockdown
IRR (95% CI)I2IRR (95% CI)I2IRR (95% CI)I2
Number of deaths2.31** (1.86 to 2.87)85.30.42** (0.27 to 0.66)91.80.97 (0.68 to 1.38)88.5
Trust-wide activity
 Number of new referrals accepted0.62** (0.55 to 0.70)0.01.36** (1.15 to 1.60)00.85** (0.76 to 0.95)0.0
 Number of discharges0.95 (0.85 to 1.06)0.00.95 (0.81 to 1.11)00.89 (0.80 to 1.00)0.0
Inpatient care
 New admissions0.75** (0.67 to 0.83)0.01.21** (1.04 to 1.42)00.90 (0.79 to 1.03)0.0
 Discharges1.13 (0.97 to 1.31)0.00.66** (0.53 to 0.84)5.20.75** (0.62 to 0.90)0.0
 Inpatient caseload0.85** (0.79 to 0.91)99.61.06 (1.00 to 1.12)99.00.90** (0.83 to 0.97)99.7
 Inpatient caseload on a MHA section0.93* (0.87 to 0.99)99.41.01 (0.93 to 1.10)99.60.94 (0.86 to 1.02)99.8
AMH (community)
 F2f contacts0.55** (0.44 to 0.68)49.40.99 (0.80 to 1.23)00.57** (0.44 to 0.75)40.2
 Non-f2f contacts3.74** (2.58 to 5.43)83.21.27** (1.06 to 1.52)03.95** (2.73 to 5.71)70.3
 F2f and non-f2f contacts1.07 (0.94 to 1.22)0.01.12 (0.94 to 1.34)01.19** (1.04 to 1.36)0.0
 Cancelled appointments or DNAs0.85 (0.61 to 1.18)73.11.02 (0.80 to 1.30)10.60.79 (0.56 to 1.11)61.7
 Caseload1.03* (1.01 to 1.05)98.21.01 (1.00 to 1.02)94.61.04** (1.02 to 1.04)0.0
CAMHS
 F2f contacts0.35** (0.17 to 0.74)93.21.12 (0.79 to 1.61)14.50.36** (0.15 to 0.88)88.8
 Non-f2f contacts3.58** (2.54 to 5.04)70.21.23 (1.00 to 1.50)03.76** (2.69 to 5.25)50.1
 F2f and non-f2f contacts1.08 (0.93 to 1.26)0.01.20 (0.96 to 1.49)01.23** (1.04 to 1.47)0.0
 Cancelled appointments or DNAs0.87 (0.67 to 1.14)48.80.94 (0.65 to 1.36)41.20.89 (0.76 to 1.04)0.0
 Caseload0.93* (0.89 to 0.97)99.21.03 (0.98 to 1.08)99.30.94 (0.88 to 1.01)99.5
EIP
 F2f contacts0.27** (0.18 to 0.42)86.01.64** (1.19 to 2.27)48.40.45** (0.29 to 0.70)82.5
 Non-f2f contacts4.04** (2.63 to 6.20)83.31.48** (1.03 to 2.12)52.95.51** (3.08 to 9.84)87.5
 F2f and non-f2f contacts1.09 (0.88 to 1.34)51.61.45** (1.22 to 1.72)01.51** (1.22 to 1.88)49.7
 Cancelled appointments or DNAs0.76 (0.54 to 1.08)74.40.99 (0.72 to 1.36)44.30.70 (0.44 to 1.12)85.2
 Caseload1.04* (1.02 to 1.06)97.91.04 (1.00 to 1.08)99.51.08** (1.03 to 1.13)99.8
HTT
 F2f contacts0.43** (0.32 to 0.57)97.01.49** (1.36 to 1.62)37.51.91** (1.49 to 2.43)84.3
 Non-f2f contacts1.78** (1.56 to 2.03)60.31.07 (0.87 to 1.32)69.60.99 (0.87 to 1.14)85.9
 F2f and non-f2f contacts0.78** (0.68 to 0.89)90.31.27** (1.16 to 1.39)52.61.08 (0.87 to 1.34)58.3
 Cancelled appointments or DNAs0.68** (0.51 to 0.89)85.61.47** (1.11 to 1.96)67.90.62** (0.43 to 0.88)99.8
 Caseload0.62** (0.49 to 0.78)99.71.01 (0.78 to 1.29)99.40.64** (0.51 to 0.82)94.4
Liaison
 F2f contacts0.43** (0.36 to 0.50)78.21.67** (1.39 to 2.00)59.00.72** (0.61 to 0.86)66.3
 Non-f2f contacts1.50** (1.15 to 1.96)68.81.11 (0.81 to 1.53)52.51.69** (1.16 to 2.47)74.2
 F2f and non-f2f contacts0.60** (0.54 to 0.66)44.51.46** (1.29 to 1.65)28.30.85* (0.74 to 0.98)56.7
 Cancelled appointments or DNAs0.62 (0.35 to 1.10)84.50.75 (0.46 to 1.24)45.90.65** (0.43 to 0.97)41.6
 Caseload0.75** (0.69 to 0.81)99.11.14** (1.07 to 1.21)97.70.88** (0.83 to 0.93)97.9
OA
 F2f contacts0.32** (0.20 to 0.49)83.81.45** (1.13 to 1.85)0.350.39** (0.23 to 0.67)82.3
 Non-f2f contacts3.66** (2.54 to 5.27)78.71.28* (1.02 to 1.59)04.27** (2.78 to 6.56)73.3
 F2f and non-f2f contacts1.06 (0.81 to 1.37)62.51.31** (1.06 to 1.63)01.28 (0.94 to 1.73)50.8
 Cancelled appointments or DNAs1.08 (0.73 to 1.58)77.90.70 (0.38 to 1.31)75.80.80 (0.51 to 1.26)63.1
 Caseload0.95 (0.92 to 0.99)99.30.99 (0.96 to 1.01)98.70.93 (0.84 to 1.03)99.8
Site I data
 Number of deaths1.47** (1.35 to 1.60)0.72** (0.66 to 0.80)1.07 (0.99 to 1.15)
 New inpatient admissions0.64** (0.58 to 0.71)1.67** (1.48 to 1.88)1.07 (0.93 to 1.22)
 Inpatient discharges0.83* (0.73 to 0.94)1.19** (1.08 to 1.32)0.99 (0.88 to 1.10)
  • Incidence rate ratios and 95% CIs and percentage heterogeneity across sites (I2) were estimated.

  • *p<0.05; **p<0.001.

  • †Derived from weekly data from 1 January to 5 July 2020.

  • AMH, adult mental health service; CAMHS, child and adolescent mental health service; DNA, Did not attend; EIP, early intervention for psychosis service; F2f, face to face; HTT, home treatment team; MHA, Mental Health Act; OA, older adult service.