Table 3 Regression analyses to assess pre/post changes in mental health-related knowledge, attitudes and behaviour in Kenya (n = 829)

 Post

0.21 (0.07, 0.34)

0.003

1.11 (0.83, 1.49)

0.491

0.67 (0.49, 0.91)

0.010

0.04 (− 0.10, 0.17)

0.583

− 0.04 (− 0.17, 0.08)

0.511

 Pre (ref)

–

–

–

–

–

–

–

–

–

–

 F

−0.09 (− 0.23, 0.06)

0.247

0.89 (0.64, 1.23)

0.475

0.67 (0.48, 0.93)

0.018

−0.03 (− 0.18, 0.11)

0.665

− 0.11 (− 0.24, 0.03)

0.122

 M (ref)

–

–

–

–

–

–

–

–

–

–

 18–25

0.17 (− 0.001, 0.34)

0.051

0.83 (0.57, 1.21)

0.343

0.83 (0.56, 1.24)

0.366

0.03 (−0.14, 0.20)

0.758

0.07 (− 0.09, 0.23)

0.363

 26–34 (ref)

–

–

–

–

–

–

–

–

–

–

 Student

−0.11 (− 0.36, 0.13)

0.366

1.35 (0.79, 2.32)

0.274

1.14 (0.65, 2.00)

0.652

−0.21 (− 0.45, 0.04)

0.094

− 0.17 (− 0.40, 0.05)

0.133

 Not working

0.11 (− 0.24, 0.47)

0.542

0.39 (0.15, 0.99)

0.048

0.55 (0.23, 1.34)

0.190

−0.01 (− 0.36, 0.35)

0.976

0.19 (− 0.14, 0.52)

0.252

 Working (ref)

–

–

–

–

–

–

–

–

–

–

 Yes

0.01 (− 0.24, 0.26)

0.934

1.28 (0.72, 2.28)

0.407

1.04 (0.57, 1.90)

0.907

−0.17 (− 0.42, 0.08)

0.193

− 0.19 (− 0.42, 0.05)

0.118

 No (ref)

–

–

–

–

–

–

–

–

–

–

 Yes

0.12 (−0.11, 0.35)

0.290

1.35 (0.80, 2.29)

0.261

1.53 (0.89, 2.64)

0.127

−0.20 (− 0.43, 0.03)

0.090

− 0.03 (− 0.24, 0.18)

0.767

 No (ref)

–

–

–

–

–

–

–

–

–

–

 Catholic/Anglican

0.08 (−0.11, 0.28)

0.406

0.88 (0.57, 1.36)

0.576

0.93 (0.59, 1.47)

0.754

0.24 (0.04, 0.44)

0.017

0.25 (0.06, 0.43)

0.008

 Presbyterian, Baptist, Methodist

0.24 (0.02, 0.45)

0.029

0.77 (0.48, 1.22)

0.269

1.16 (0.72, 1.87)

0.549

0.33 (0.12, 0.55)

0.002

0.40 (0.21, 0.60)

< 0.001

 Seventh-Day Adventist (SDA)

0.03 (− 0.21, 0.28)

0.779

1.04 (0.62, 1.76)

0.871

1.10 (0.64, 1.91)

0.726

0.11 (−0.13, 0.36)

0.352

0.16 (− 0.07, 0.38)

0.166

 Other Christians

0.08 (− 0.16, 0.32)

0.516

1.12 (0.67, 1.86)

0.669

1.96 (1.17, 3.29)

0.011

0.14 (−0.09, 0.38)

0.232

0.42 (0.20, 0.64)

< 0.001

 Islam

0.79 (0.39, 1.18)

< 0.001

1.41 (0.60, 3.33)

0.430

4.44 (1.84, 10.75)

0.001

−0.13 (−0.52, 0.27)

0.527

0.14 (−0.22, 0.51)

0.445

 No religion

0.68 (0.29, 1.06)

0.001

0.76 (0.32, 1.83)

0.543

6.04 (2.44, 14.94)

< 0.001

0.74 (0.35, 1.12)

< 0.001

0.95 (0.59, 1.31)

< 0.001

 Other religion

0.62 (−0.36, 1.60)

0.216

1.82 (0.23, 14.31)

0.568

2.25 (0.28, 17.92)

0.443

−0.48 (−1.45, 0.50)

0.337

−0.09 (−1.00, 0.82)

0.853

 Pentecostal/Charismatic (ref)

–

–

–

–

–

–

–

–

–

–

 Junior High or lower

−0.31 (− 0.77, 0.16)

0.199

1.98 (0.71, 5.53)

0.193

4.18 (1.46, 11.91)

0.007

−0.29 (− 0.75, 0.18)

0.226

− 0.16 (− 0.60, 0.27)

0.463

 Secondary

0.09 (− 0.14, 0.32)

0.455

2.19 (1.26, 3.80)

0.005

2.84 (1.57, 5.14)

0.001

0.00 (−0.23, 0.24)

0.968

0.28 (0.06, 0.49)

0.012

 Post secondary education

−0.08 (− 0.29, 0.13)

0.447

2.78 (1.67, 4.63)

< 0.001

3.04 (1.74, 5.30)

< 0.001

−0.16 (− 0.37, 0.05)

0.145

0.00 (− 0.20, 0.19)

0.966

 University education (ref)

–

–

–

–

–

–

–

–

–

–

 Married

0.04 (−0.14, 0.21)

0.683

1.40 (0.96, 2.04)

0.082

0.97 (0.66, 1.44)

0.887

0.07 (−0.10, 0.24)

0.433

−0.01 (− 0.17, 0.15)

0.860

 Cohabiting

0.26 (−0.08, 0.60)

0.132

0.77 (0.35, 1.69)

0.518

0.99 (0.45, 2.20)

0.987

0.08 (−0.26, 0.42)

0.643

−0.10 (− 0.42, 0.22)

0.530

 Single (ref)

–

–

–

–

–

–

–

–

–

–

 AB

0.16 (−0.27, 0.58)

0.467

1.36 (0.55, 3.38)

0.508

1.10 (0.43, 2.84)

0.839

−0.36 (− 0.78, 0.06)

0.092

0.12 (− 0.27, 0.51)

0.551

 C1

0.12 (−0.20, 0.44)

0.451

1.24 (0.61, 2.51)

0.556

0.71 (0.33, 1.53)

0.381

−0.38 (− 0.70, − 0.07)

0.018

−0.16 (− 0.45, 0.14)

0.303

 C2

0.12 (−0.04, 0.29)

0.129

0.63 (0.44, 0.90)

0.011

0.70 (0.48, 1.01)

0.055

−0.06 (− 0.22, 0.10)

0.479

− 0.01 (− 0.16, 0.14)

0.879

 D (ref)

–

–

–

–

–

–

–

–

–

–

 Self or other

0.24 (0.10, 0.38)

0.001

0.99 (0.73, 1.35)

0.967

0.93 (0.67, 1.28)

0.650

0.40 (0.26, 0.54)

< 0.001

0.78 (0.64, 0.91)

< 0.001

 None (ref)

–

–

–

–

–

–

–

–

–

–