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Table 3 Model fit measurement model

From: Assessing safety climate in prehospital settings: testing psychometric properties of a common structural model in a cross-sectional and prospective study

Indices

Guidance values

N < 250

Guidance values

N > 250

Original HSOPSC-S

Trimmed HSOPSC-S

Original HSOPSC-S

Trimmed HSOPSC-S

  

HEMS 12

HEMS 16

HEMS 12

HEMS16

 

Ground 16

Total 16

Ground 16

Total 16

SRMR

< .08

.065

.090

.048

.056

< .08

.047

.047

.028

.026

TLI

> .95

.89

.86

.97

.95

> .92

.92

.93

.98

.98

RMSEA

< .08

.066

.083

.036

.052

< .07

.054

.054

.031

.032

CFI

> .95

.91

.88

.98

.96

> .92

.94

.94

.98

.98

  1. N = sample size, HEMS 12 = HEMS sample 2012, HEMS 16 = HEMS sample 2016, Ground 16 = ground ambulance sample 2016, Total 16 = combined HEMS and ground ambulance 2016 samples. Guidance values retrieved from [76]