_id	reporting_period	birthweight_band	birthweight_band_order	minimum_birthweight_grams	maximum_birthweight_grams	percentage_of_deliveries_with_recorded_birthweight	denominator_scope	birthweight_definition	unknown_birthweight_note	geography	unit	source	source_release	source_file	source_sheet
1	2024-25	1499 and under	1	0	1499	1	Deliveries with a recorded baby birthweight	Weight of the baby in grams immediately after birth. Only the first birth record is considered when a baby appears on multiple birth delivery records.	Birthweights above 7000 grams or null are classified as unknown and excluded from this analysis.	England	percent	Hospital Episode Statistics (HES), NHS England	NHS Maternity Statistics, 2024-25	hosp-epis-stat-mat-summary-tables-2425.xlsx	Summary report 8
2	2024-25	1500 to 2499	2	1500	2499	6	Deliveries with a recorded baby birthweight	Weight of the baby in grams immediately after birth. Only the first birth record is considered when a baby appears on multiple birth delivery records.	Birthweights above 7000 grams or null are classified as unknown and excluded from this analysis.	England	percent	Hospital Episode Statistics (HES), NHS England	NHS Maternity Statistics, 2024-25	hosp-epis-stat-mat-summary-tables-2425.xlsx	Summary report 8
3	2024-25	2500 to 2999	3	2500	2999	18	Deliveries with a recorded baby birthweight	Weight of the baby in grams immediately after birth. Only the first birth record is considered when a baby appears on multiple birth delivery records.	Birthweights above 7000 grams or null are classified as unknown and excluded from this analysis.	England	percent	Hospital Episode Statistics (HES), NHS England	NHS Maternity Statistics, 2024-25	hosp-epis-stat-mat-summary-tables-2425.xlsx	Summary report 8
4	2024-25	3000 to 3499	4	3000	3499	38	Deliveries with a recorded baby birthweight	Weight of the baby in grams immediately after birth. Only the first birth record is considered when a baby appears on multiple birth delivery records.	Birthweights above 7000 grams or null are classified as unknown and excluded from this analysis.	England	percent	Hospital Episode Statistics (HES), NHS England	NHS Maternity Statistics, 2024-25	hosp-epis-stat-mat-summary-tables-2425.xlsx	Summary report 8
5	2024-25	3500 to 3999	5	3500	3999	28	Deliveries with a recorded baby birthweight	Weight of the baby in grams immediately after birth. Only the first birth record is considered when a baby appears on multiple birth delivery records.	Birthweights above 7000 grams or null are classified as unknown and excluded from this analysis.	England	percent	Hospital Episode Statistics (HES), NHS England	NHS Maternity Statistics, 2024-25	hosp-epis-stat-mat-summary-tables-2425.xlsx	Summary report 8
6	2024-25	4000 and over	6	4000	7000	9	Deliveries with a recorded baby birthweight	Weight of the baby in grams immediately after birth. Only the first birth record is considered when a baby appears on multiple birth delivery records.	Birthweights above 7000 grams or null are classified as unknown and excluded from this analysis.	England	percent	Hospital Episode Statistics (HES), NHS England	NHS Maternity Statistics, 2024-25	hosp-epis-stat-mat-summary-tables-2425.xlsx	Summary report 8