Table 2 Psychometric properties of professional identity measures

Clarity of Professional Identity

α = 0.90^a [19]

α = 0.76^a [16]

2 out of 3 supported hypotheses [19]

CFA

GFI = 0.94^a [16]

Macleod Clark Professional Identity scale

α = 0.79^a [1]

α = 0.78^a [16]

α = 0.83^a [26]

EFA

FA = 0.46–0.73^a [1]

PCA = 0.50–0.79^a [26]

CFA

GFI = 0.71 [16]

Nurse Self Concept Questionnaire

ρ = 0.73–0.83* [20}

α = 0.90^a [20]

α = 0.89^a [27]

α = 0.95^a [28]

All items retained [27]

CFA

GFI = 0.91^a [20]

CFI = 0.91^a [27]

CFI = 0.91^a [28]

GFI = 0.87^a [28]

Chinese [28]

Nigerian [27]

Nurses’ Professional Values Scale – Revised

r = 0.76* [21]

α = 0.92^a [21]

α = 0.94^a [16]

α = 0.90^a [29]

α = 0.92^a [30]

α = 0.93^a [31]

100% agreement [21]

CVI = 0.90^a [29], 0.93^a [30]

EFA

PCA = 0.46–0.77 [21]

PCA = 0.48–0.84^a [29]

PCA = 0.51–0.76^a [31]

CFA

CFI = 0.89 [21]

NFI = 0.87 [21]

GFI = 0.74 [16]

Chinese [29]

Korean [31]

Turkish [30]

Professional Identity Five Factor Scale

H = 0.65–0.85^a [22]

CFA

CFI = 0.90^a [22]

Professional Identity Scale for Nursing Students

r = 0.74* [23]

α = 0.83^a [23]

Deemed satisfactory [23]

EFA

PCA = 0.48–0.69* [23]

Professional Self Identity Questionnaire

α = 0.93^a [24]

The Values Survey

α = 0.64 [25]

α = 0.81^a [16]

EFA

PCA = 0.44–0.84 [25]

CFA

GFI = 0.89 [16]