Stages of labor
Stage 1
Begins at the onset of true labor
Lasts until complete dilation, which is 6 to 18 hours in a primipara and 2 to 10 hours in a multipara
Divided into latent, active, and transitional phases
Latent phase
Cervical dilation measures 0 to 3 cm.
Contractions are irregular, short, and last 20 to 40 seconds.
Stay updated, free articles. Join our Telegram channel
Full access? Get Clinical Tree
