Table 1 Summary of statistical...

Table 1

Summary of statistical indicators for the 29 references

Level 1 indicators	Number of statistics	Secondary indicators	Number of statistics	Bibliography
Digital infrastructure	7	Internet penetration	12	Xu and Zhang (2020), Yang and Jiang (2021), Cai (2018), He et al. (2023), Wu and Wang (2022), Wang and She (2021), Ding (2020), Lei (2020), Jia (2020), Li et al. (2023a), Chen et al. (2023), Jin et al. (2022), Lian et al. (2022), Wang et al. (2023), Cheng and Zou (2022), Shen and Zhou (2023), Wang et al. (2021), Wan and Luo (2022), Li et al. (2023c), Pan et al. (2021), Chen et al. (2023), Li et al. (2023b), Wang (2023), Liu et al. (2022), Wu and Shi (2023), Li et al. (2022a), Meng et al. (2023), Liu (2023), Wang and Li (2023)
	12	Length of long-distance fiber optic cable lines	14
	17	Internet broadband access port	17
	11	Number of Internet domain names	11
	5	Number of IPV4 addresses	5
	2	Websites per 1,000 population	2
Digital industrialization	11	Gross industrial output value of the digital industry	14
	7	Digital industry practitioners	14
	12	Revenue from software operations	16
	12	Total telecommunication services	18
	4	Number of electronic information manufacturing industries	4
	1	Number of Internet Top 100 Companies	1
Industrial digitization	9	E-commerce sales	14
	9	Enterprise informatization level	14
	8	Enterprise website coverage	12
	8	Digital Inclusive Finance Index	13
	2	Internet share of industrial enterprises	2
	3	Dualization Integration Index	3
Digital governance	6	Level of digital government	8
	5	Number of digital economy enterprises	9
	6	Government support	8
	1	Government Administration Application Index	1
	1	Science and technology investment intensity	1
Digital innovation capabilities	6	Years of schooling per capita	8
	12	R&D investment intensity	16
	12	Full-time equivalent of R&D personnel	16
	14	Number of patent applications granted	18
	2	Total technology contract turnover	2
	2	Number of new product openings	2

Level 1 indicators	Number of statistics	Secondary indicators	Number of statistics	Bibliography
Digital infrastructure	7	Internet penetration	12	Xu and Zhang (2020), Yang and Jiang (2021), Cai (2018), He et al. (2023), Wu and Wang (2022), Wang and She (2021), Ding (2020), Lei (2020), Jia (2020), Li et al. (2023a), Chen et al. (2023), Jin et al. (2022), Lian et al. (2022), Wang et al. (2023), Cheng and Zou (2022), Shen and Zhou (2023), Wang et al. (2021), Wan and Luo (2022), Li et al. (2023c), Pan et al. (2021), Chen et al. (2023), Li et al. (2023b), Wang (2023), Liu et al. (2022), Wu and Shi (2023), Li et al. (2022a), Meng et al. (2023), Liu (2023), Wang and Li (2023)
	12	Length of long-distance fiber optic cable lines	14
	17	Internet broadband access port	17
	11	Number of Internet domain names	11
	5	Number of IPV4 addresses	5
	2	Websites per 1,000 population	2
Digital industrialization	11	Gross industrial output value of the digital industry	14
	7	Digital industry practitioners	14
	12	Revenue from software operations	16
	12	Total telecommunication services	18
	4	Number of electronic information manufacturing industries	4
	1	Number of Internet Top 100 Companies	1
Industrial digitization	9	E-commerce sales	14
	9	Enterprise informatization level	14
	8	Enterprise website coverage	12
	8	Digital Inclusive Finance Index	13
	2	Internet share of industrial enterprises	2
	3	Dualization Integration Index	3
Digital governance	6	Level of digital government	8
	5	Number of digital economy enterprises	9
	6	Government support	8
	1	Government Administration Application Index	1
	1	Science and technology investment intensity	1
Digital innovation capabilities	6	Years of schooling per capita	8
	12	R&D investment intensity	16
	12	Full-time equivalent of R&D personnel	16
	14	Number of patent applications granted	18
	2	Total technology contract turnover	2
	2	Number of new product openings	2

Source(s): Table created by authors

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