Table 1. Description of cohorts included in adipocyte morphology phenotyping and meta-analysis.

| Histology sample sizes denote the number of tissue samples available in either the subcutaneous (subq) or visceral (visc) depots, after image quality control was complete (see Methods).

Cohort	N, histology (SC/VC)†		% female	Mean age	Mean BMI	% with T2D	N, both genetic and histology data
	subq	visc					subq	visc
GTEx	715	562	34%	53.4	27.5	22%	504	410
ENDOX	308	42	100%	32.9	26.5	not available	105	23
MOBB	142	171	67%	46.5	44.4	30%	113	131
fatDIVA	123	0	58%	58.0	24.9	0%	98	0