Poulain, T., Ludwig, J., Hiemisch, A., Hilbert, A. & Kiess, W. Media use of mothers, media use of children, and parent-child interaction are related to behavioral difficulties and strengths of children. Int. J. Environ. Res. Public Health 16, 4651 (2019).
Google Scholar
Chaibal, S. & Chaiyakul, S. The association between smartphone and tablet usage and children development. Acta Psychol. (Amst) 228, 103646 (2022).
Google Scholar
Kim, J. S., Kang, J. & Lee, H. The association between mothers’ smartphone dependency and preschoolers’ problem behavior and emotional intelligence. Healthcare (Basel) 10, 185 (2022).
Google Scholar
Lu, X. et al. Association of excessive mobile phone use during pregnancy with birth weight: An adjunct study in Kumamoto of Japan Environment and Children’s Study. Environ. Health Prev. Med. 22, 52 (2017).
Google Scholar
McDaniel, B. T. Parent distraction with phones, reasons for use, and impacts on parenting and child outcomes: A review of the emerging research. Hum. Behav. Emerg. Technol. 1, 72–80 (2019).
Google Scholar
Peter, A. B. & Stephen, M. Antecedents and consequences of problematic smartphone use: A systematic literature review of an emerging research area. Comput. Hum. Behav. 114, 106414 (2021).
Google Scholar
Feldman, G., Greeson, J., Renna, M. & Robbins-Monteith, K. Mindfulness predicts less texting while driving among young adults: Examining attention- and emotion-regulation motives as potential mediators. Pers. Individ. Dif. 51, 856–861 (2011).
Google Scholar
Kim, C., Kang, K. I. & Lee, N. Intergenerational transmissions of mother-adolescent smartphone dependency: The mediating role of negative parenting and the moderating role of gender. Int. J. Environ. Res. Public Health 17, 5871 (2020).
Google Scholar
Kim, B. et al. The relationship between mother’s smartphone addiction and children’s smartphone usage. Psychiatry Investig. 18, 126–131 (2021).
Google Scholar
Linder, L. K., McDaniel, B. T., Stockdale, L. & Coyne, S. M. The impact of parent and child media use on early parent-infant attachment. Infancy 26, 551–569 (2021).
Google Scholar
Konrad, C. et al. Quality of mother-child interaction before, during, and after smartphone use. Front. Psychol. 12, 616656 (2021).
Google Scholar
Radesky, J. S. et al. Patterns of mobile device use by caregivers and children during meals in fast food restaurants. Pediatrics 133, e843–e849 (2014).
Google Scholar
Radesky, J. et al. Maternal mobile device use during a structured parent-child interaction task. Acad. Pediatr. 15, 238–244 (2015).
Google Scholar
Schwarzer, C., Grafe, N., Hiemisch, A., Kiess, W. & Poulain, T. Associations of media use and early childhood development: Cross-sectional findings from the LIFE Child study. Pediatr. Res. 91, 247–253 (2022).
Google Scholar
Sundqvist, A., Koch, F. S., Birberg Thornberg, U., Barr, R. & Heimann, M. Growing up in a digital world – Digital media and the association with the Child’s language development at two years of age. Front. Psychol. 12, 569920 (2021).
Google Scholar
Landry, S. H., Smith, K. E. & Swank, P. R. Responsive parenting: Establishing early foundations for social, communication, and independent problem-solving skills. Dev. Psychol. 42, 627–642 (2006).
Google Scholar
Tamis-LeMonda, C. S., Bornstein, M. H. & Baumwell, L. Maternal responsiveness and children’s achievement of language milestones. Child Dev. 72, 748–767 (2001).
Google Scholar
Landry, S. H., Smith, K. E. & Swank, P. R. The importance of parenting during early childhood for school-age development. Dev. Neuropsychol. 24, 559–591 (2003).
Google Scholar
Braune-Krickau, K. et al. Smartphones in the nursery: Parental smartphone use and parental sensitivity and responsiveness within parent-child interaction in early childhood (0–5 years): A scoping review. Infant Ment. Health J. 42, 161–175 (2021).
Google Scholar
McDaniel, B. T. & Coyne, S. M. “Technoference”: The interference of technology in couple relationships and implications for women’s personal and relational well-being. Psychol. Popul. Media Cult. 5, 85–98 (2016).
Google Scholar
McDaniel, B. T. & Radesky, J. S. Technoference: Parent distraction with technology and associations with child behavior problems. Child Dev. 89, 100–109 (2018).
Google Scholar
Reed, J., Hirsh-Pasek, K. & Golinkoff, R. M. Learning on hold: Cell phones sidetrack parent-child interactions. Dev. Psychol. 53, 1428–1436 (2017).
Google Scholar
Kawamoto, T. et al. Rationale and study design of the Japan environment and children’s study (JECS). BMC Public Health 14, 25 (2014).
Google Scholar
Michikawa, T. et al. Baseline profile of participants in the Japan environment and children’s study (JECS). J. Epidemiol. 28, 99–104 (2018).
Google Scholar
Sekiyama, M. et al. Study design and participants’ profile in the sub-cohort study in the Japan environment and children’s study (JECS). J. Epidemiol. 32, 228–236 (2022).
Google Scholar
Alderman, H., Behrman, J. R., Glewwe, P., Fernald, L. & Walker, S. Evidence of impact of interventions on growth and development during early and middle childhood in Child and Adolescent Health and Development. 3rd ed. (eds. Bundy, D. A. P., Silva, N. D., Horton, S., Jamison, D. T. & Patton, G. C.) 79–98 (The International Bank for Reconstruction and Development/The World Bank, 2017).
Britto, P. R. Early moments matter for every child (UNICEF, 2017).
Google Scholar
Victora, C. G. et al. Maternal and child undernutrition: Consequences for adult health and human capital. Lancet 371, 340–357 (2008).
Google Scholar
Koyama, T., Osada, H., Tsujii, H. & Kurita, H. Utility of the Kyoto scale of psychological development in cognitive assessment of children with pervasive developmental disorders. Psychiatry Clin. Neurosci. 63, 241–243 (2009).
Google Scholar
Ikuzawa, M., Matsushita, Y. & Nakase, A. Kyoto Scale of Psychological Development 2001 (Kyoto International Social Welfare Exchange Center, 2002) (in Japanese).
Kono, Y. et al. Developmental assessment of VLBW infants at 18 months of age: A comparison study between KSPD and Bayley III. Brain Dev. 38, 377–385 (2016).
Google Scholar
Mezawa, H., Hashimoto, K., Miyao, M., Oya, Y. & Ida, H. Comparison of Denver developmental screening Test 2 and the Kyoto scale of psychological development test. J. Jpn. Pediatr. Soc. 118, 487–493 (2014).
Ma, C. et al. Association of prenatal exposure to cadmium with neurodevelopment in children at 2 years of age: The Japan Environment and Children’s Study. Environ. Int. 156, 106762 (2021).
Google Scholar
Suzuki, T. et al. Maternal folic acid supplement use/dietary folate intake from preconception to early pregnancy and neurodevelopment in 2-year-old offspring: The Japan Environment and Children’s Study. Br. J. Nutr. 128, 2480–2489 (2022).
Google Scholar
Furukawa, T. A. et al. The performance of the Japanese version of the K6 and K10 in the World Mental Health Survey Japan. Int. J. Methods Psychiatr. Res. 17, 152–158 (2008).
Google Scholar
Yoshida, K., Yamashita, H., Conroy, S., Marks, M. & Kumar, C. A Japanese version of Mother-to-Infant Bonding Scale: Factor structure, longitudinal changes and links with maternal mood during the early postnatal period in Japanese mothers. Arch. Womens Ment. Health 15, 343–352 (2012).
Google Scholar
Mezawa, H. et al. Prevalence of congenital anomalies in the Japan environment and children’s study. J. Epidemiol. 29, 247–256 (2019).
Google Scholar
Kawabe, K. et al. Developmental quotient to estimate intelligence in autism spectrum disorder. Pediatr. Int. 58, 963–966 (2016).
Google Scholar
Paulus, F. W. et al. Familial context influences media usage in 0- to 4-year old children. Front. Public Health 11, 1256287 (2024).
Google Scholar
Yamada, M., Sekine, M. & Tatsuse, T. Parental Internet use and lifestyle factors as correlates of prolonged screen time of children in Japan: Results from the super Shokuiku school project. J. Epidemiol. 28, 407–413 (2018).
Google Scholar
Plitponkarnpim, A., Srikaew, C., Puranitee, P. & Vallibhakara, S.A.-O. ICT exposure in children younger than 2 years: Rates, associated factors, and health outcomes. J. Med. Assoc. Thai. 101, 345–349 (2018).
Poulain, T. et al. Reciprocal associations between electronic media use and behavioral difficulties in preschoolers. Int. J. Environ. Res. Public Health 15, 814 (2018).
Google Scholar
Romeo, R. R. et al. Beyond the 30-million-word gap: Children’s conversational exposure is associated with language-related brain function. Psychol. Sci. 29, 700–710 (2018).
Google Scholar
Roseberry, S., Hirsh-Pasek, K. & Golinkoff, R. M. Skype me! Socially contingent interactions help toddlers learn language. Child Dev. 85, 956–970 (2014).
Google Scholar
Zimmerman, F. J. et al. Teaching by listening: The importance of adult-child conversations to language development. Pediatrics 124, 342–349 (2009).
Google Scholar
Mackay, L. J., Komanchuk, J., Hayden, K. A. & Letourneau, N. Impacts of parental technoference on parent-child relationships and child health and developmental outcomes: A scoping review protocol. Syst. Rev. 11, 45 (2022).
Google Scholar
Lederer, Y., Artzi, H. & Borodkin, K. The effects of maternal smartphone use on mother-child interaction. Child Dev. 93, 556–570 (2022).
Google Scholar
Mendelsohn, A. L. et al. Do verbal interactions with infants during electronic media exposure mitigate adverse impacts on their language development as toddlers?. Infant Child Dev. 19, 577–593 (2010).
Google Scholar
Mandai, M., Kaso, M., Takahashi, Y. & Nakayama, T. Loneliness among mothers raising children under the age of 3 years and predictors with special reference to the use of SNS: A community-based cross-sectional study. BMC Womens Health 18, 131 (2018).
Google Scholar
Radesky, J. S. et al. Parent perspectives on their mobile technology use: The excitement and exhaustion of parenting while connected. J. Dev. Behav. Pediatr. 37, 694–701 (2016).
Google Scholar
Hua, J. et al. The reliability and validity of Bayley-III cognitive scale in China’s male and female children. Early Hum. Dev. 129, 71–78 (2019).
Google Scholar
Tomopoulos, S. et al. Books, toys, parent-child interaction, and development in young Latino children. Ambul. Pediatr. 6, 72–78 (2006).
Google Scholar
Yuan, N. et al. How much do parents actually use their smartphones? Pilot study comparing self-report to passive sensing. Pediatr. Res. 86, 416–418 (2019).
Google Scholar