The Question and Answer section for The Yellow Wallpaper is a great resource to ask questions, find answers, and discuss the novel.
The husband belongs to a patriarchal and misogynistic culture of medicine. Emotion in women is seen as "hysteria" or a mental disturbance. The narrator feels her husband, being a doctor, impedes her health rather than improving it.
The comment means how women didn't really have any say in the marriage or in society, really. John (her husband) has the upper/dominant hand in the marriage beacuse he is a man and if the narrartor didn't follow the rules of society or her...
What "extract" from the story does your question pertain to? Please advise.