From: Bone mineral density in midlife long-term users of hormonal contraception in South Africa: relationship with obesity and menopausal status
N
Radius BMD g/cm2 (SD)
P value
Contraceptive group
0.522
DMPA
63
0.511 (.071)
NET-EN
38
0.501 (.081)
COC
48
0.500 (.082)
Nonuser
129
0.504 (.075)