The impact of service space on customer loyalty trends at restaurants in Ho Chi Minh City

5. External form scale

Reliability statistics

Cronbach's Alpha			Number of observed variables
.829			4
External appearance
Observation variable	Average ladder measure if variable type	Variance of scale measure if variable type	Total variable correlation	Cronbach's Alpha if variable is excluded
HT1	10.5818	4,217	.696	.767
HT2	10.5455	4,450	.612	.804
HT3	10.5455	4.021	.760	.736
HT4	10.2727	4,382	.567	.826

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6. Loyalty Propensity Scale

Reliability statistics

Cronbach's Alpha			Number of observed variables
.876			5
Loyalty trend
Observation variable	Average ladder measure if variable type	Variance of scale measure if variable type	Total variable correlation	Cronbach's Alpha if variable is excluded
TT1	12.5455	9,153	.722	.845
TT2	12.5727	9,296	.706	.849
TT3	12.6591	9,404	.671	.857
TT4	12.6000	9,218	.712	.847
TT5	12.6591	9,066	.712	.847

Appendix 3 : Exploratory factor analysis EFA

1. Service space scale

Total Variance Explained

Component

Initial		Eigenvalues	Extraction Sums of Squared Loadings			Rotation Sums of Squared Loadings
Total	% of Variance	cumulative %	Total	% of Variance	cumulative %	Total	% of Variance	Total %
1	9,428	42,855	42,855	9,428	42,855	42,855	3.303	15,013	15,013
2	1,864	8,473	51,328	1,864	8,473	51,328	3,186	14,482	29,495
3	1,631	7,415	58,743	1,631	7,415	58,743	3.165	14,385	43,880
4	1,449	6,586	65,328	1,449	6,586	65,328	2,998	13,629	57,508
5	1.109	5,041	70,370	1.109	5,041	70,370	2,829	12,861	70,370
6	.743	3,379	73,748
7	.687	3.124	76,872
8	.674	3,064	79,936
9	.598	2,718	82,654
10	.493	2,242	84,897
11	.480	2,184	87,081
12	.423	1,922	89,003
13	.383	1,741	90,744
14	.353	1,603	92,347
15	.308	1,400	93,747
16	.283	1,285	95,032
17	.257	1,168	96,200
18	.235	1,067	97,267
19	.186	.844	98.111
20	.172	.784	98,894
21	.128	.583	99,477
22	.115	.523	100,000

Extraction Method: Principal Component Analysis.

2. Loyalty trend

Total Variance Explained

Component

Initial		Eigenvalues	Extraction Sums of Squared Loadings
Total	% of Variance	Cumulative %	Total	% of Variance	Cumulative %
1	3,339	66,788	66,788	3,339	66,788	66,788
2	.738	14,765	81,552
3	.414	8,283	89,836
4	.329	6,589	96,424
5	.179	3,576	100,000

Extraction Method: Principal Component Analysis.

The impact of service space on customer loyalty trends at restaurants in Ho Chi Minh City - 11