A Preliminary Validation of the Polish Version of the Comprehensive Intellectual Humility Scale (CIHS)

Figures & data

Table 1 Research Tools to Measure Intellectual Humility

Measure and Structure	Authors	Reliability
Limitations-Owning Intellectual Humility Scale (12 items; 3 subscales)	Haggard et al^Citation14	Overall reliability: α = 0.86 love of learning α = 0.81 appropriate discomfort with limitations: α = 0.84 owning intellectual limitations: α = 0.77
Multi-dimensional Measure of Intellectual Humility (22 items; 4 subscales)	Alfano et al^Citation18	Open-mindedness intellectual modesty corrigibility engagement
Specific Intellectual Humility Scale (9 items; one-factor model)	Hoyle et al^Citation20	Ranging from α = 0.88 to α = 0.96
General Intellectual Humility Scale (6 items; one-factor model)	Deffler et al^Citation39	Ranging from α = 0.73 to α = 0.87
Comprehensive Intellectual Humility Scale (22 items; four-factor structure)	Krumrei-Mancuso & Rouse^Citation2	Intellect and ego: α = 0.88 openness to revising one’s viewpoint: α = 0.87 respect for others’ viewpoints: α = 0.92 lack of intellectual overconfidence: α = 0.82
Intellectual Humility Scale (16 items; bi-factorial structure)	McElroy et al^Citation7	Intellectual openness: α = 0.94 intellectual arrogance: α = 0.93
Biola Intellectual Humility Scale (17 items: three-factor structure)	Hill et al in Haggard et al^Citation14	Perspective-taking low concern for intellectual status low intellectual defensiveness
Relational Humility Scale (16 items; three-factor structure)	Davis et al^Citation22	Overall reliability: α = 0.90 global humility: α = 0.92 superiority: α = 0.82 accurate view: α = 0.79

Table 2 Descriptive Statistics, Item-Total Correlations and Standardized Factor Loadings

Item/Scale	Scale	M	SD	rit/α	λ
16	Independence	3.57	1.15	0.67	0.82
17		3.51	1.24	0.69	0.85
18		3.35	1.20	0.69	0.79
21		3.57	1.15	0.65	0.80
22		3.75	1.19	0.63	0.77
6	Openness	4.17	0.90	0.52	0.67
7		4.32	0.71	0.66	0.80
8		4.22	0.73	0.70	0.88
9		4.25	0.69	0.71	0.88
10		3.59	1.00	0.56	0.77
11	Respect	4.20	0.75	0.32	0.46
13		4.15	0.81	0.51	0.71
14		4.45	0.85	0.62	0.76
15		4.21	0.83	0.54	0.72
19		4.34	0.78	0.57	0.76
20		4.40	0.69	0.54	0.72
1	Overconfidence	2.82	0.85	0.34	0.50
2		3.03	1.01	0.26	0.31
3		2.54	1.04	0.41	0.58
4		2.93	1.16	0.37	0.48
5		2.70	1.19	0.43	0.62
12		2.86	1.14	0.33	0.56
Independence	Higher order	3.55	0.94	0.85[0.82, 0.88]	0.45
Openness		4.11	0.62	0.82[0.79, 0.86]	0.60
Respect		4.29	0.54	0.77[0.73, 0.81]	0.99
Overconfidence		2.81	0.63	0.63[0.56, 0.70]	0.21

Table 3 Correlations Between Dimensions/Overall Score of CIHS, GQ-6, GSES, and P-Scale

	IIE	ORV	ROV	LIO	IHO	GRA	SEF	POS
IIE	1
ORV	0.19**	1
ROV	0.39***	0.47***	1
LIO	−0.03	0.25***	0.11	1
IHO	0.67***	0.69***	0.73***	0.503***	1
GRA	0.16*	0.23***	0.35***	0.14*	0.33***	1
SEF	0.29***	0.18**	0.28***	−0.28***	0.18**	0.23***	1
POS	0.23***	0.09	0.24***	−0.11	0.18**	0.46***	0.51***	1

Note: *p < 0.05; **p < 0.01; ***p < 0.001.

Abbreviations: IIE, independence of intellect and ego; ORV, openness to revising one’s viewpoints; ROV, respect for others’ viewpoints; LIO, lack of intellectual overconfidence; IHO, intellectual humility overall; GRA, gratitude; SEF, self-efficacy; POS, positive orientation.

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