Primary study · included by 1 review

Loss of space and changes in the dental arch after premature loss of the lower primary molar: a longitudinal study.

Padma Kumari and Retnakumari 2006 · Padma Kumari B, Retnakumari N · Journal of the Indian Society of Pedodontics and Preventive Dentistry · 2006

Included by

Extraction of first primary molars and significance of space loss: a systematic review and meta-analysis.

Non-Cochrane · aetiology · 2026 · cited as Padma and Retnakumari 2006 · Table 1; reference list

Outcome this study informs	Pooled effect	Evidence	Certainty
Space loss (D or D+E space, mm), extraction side minus control side Extraction of a mandibular first primary molar vs Contralateral non-extraction side in the same child (split-mouth control) · 8-9 months	MD -1.78 [-2.09, -1.47]	3 studies · 171 participants	GRADE not reported
Space loss (D or D+E space, mm), extraction side minus control side Extraction of a mandibular first primary molar vs Contralateral non-extraction side in the same child (split-mouth control) · 8-9 months	MD -1.78 [-2.09, -1.47]	3 studies	GRADE not reported
Space loss (D or D+E space, mm), extraction side minus control side Extraction of a mandibular first primary molar vs Contralateral non-extraction side in the same child (split-mouth control) · 8-9 months	MD -1.45 [-1.97, -0.93]	3 studies	GRADE not reported
Space loss (D or D+E space, mm), extraction side minus control side Extraction of a mandibular first primary molar vs Contralateral non-extraction side in the same child (split-mouth control) · 8-9 months	MD -1.57 [-2.12, -1.02]	3 studies	GRADE not reported
Space loss (D or D+E space, mm), extraction side minus control side Extraction of a mandibular first primary molar vs Contralateral non-extraction side in the same child (split-mouth control) · 8-9 months	MD -1.51 [-1.74, -1.28]	4 studies	GRADE not reported
Space loss (D or D+E space, mm), extraction side minus control side Extraction of a mandibular first primary molar vs Contralateral non-extraction side in the same child (split-mouth control) · 8-9 months	MD -1.22 [-1.55, -0.9]	3 studies	GRADE not reported
Space loss (D or D+E space, mm), extraction side minus control side Extraction of a mandibular first primary molar vs Contralateral non-extraction side in the same child (split-mouth control) · 8-9 months	MD -1.52 [-1.99, -1.04]	4 studies	GRADE not reported

1 including review in total.