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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]