From: Quality of care during childbirth in Tanzania: identification of areas that need improvement
Latent phase |
Presence of contraction which can both be regular and irregular, cervical dilatation < 4 cm |
Active phase |
 First stage: Presence of frequent and regular contractions, cervical dilatation > 4 cm |
 Second stage: Full cervical dilatation and urge to push, birth of the baby |
 Third stage: After birth of the baby, placental separation and expulsion |