OB

• - Pull out method
• - Least effective
• - Last resort contraception
• - Does not protect against STD's or HIV

• - Also called natural family planning
• - FAM's
• - Periodic abstinence
• - Only contraception approved by Catholic faith
• - 3 phases of planning
• - Ovulation can be unpredictable
• - Use of charts, records, calculations, tools, observations and abstinence or barrier methods of birth controlduring fertil periods

• 1. Infertile phase: Before ovulation
• 2. Fertile phase: about 5 to 7 days around the middle of the cycle, including several days before and during ovulation and the day after.
• 3. Infertile phase: after ovulation

• Frequency of intercourse
• motivation to prevent pregnancy
• Understanding of how to use the method
• Adherence to method
• Provision of short-term or long-term protection
• Likelihood of pregnancy for the individual woman
• Consistent use of method

• Restriction on sexual spontaneity
• Rigorous daily monitoring
• Required training
• Risk of pregnancy during prolonged training period
• Risk of pregnancy high on unsafe days

Fertility period is determined after accurately recording the lengths of menstrual cycles for at least 6 months. Subtract 18 from the shortest cylce and 11 from the longest cycle to figure fertile days.

• Shortest cycle: 24 - 18 = 6th day
• Longest cycle: 30 - 11 = 19th day

Abstinence of sex for day 6 to day 19.

• Modified form of the calendar rhythm method that has a fixed number of days of fertility for each cycle (8 to 19 days).
• Cycle beads are used to track fertility.

• Calendar Rhythm Method
• Standard Days Method

• Two Day Method
• Ovulation Method
• Basal Body Temperature Method
• Symptothermal Method

• Method used tracking cervial secretions
• Asks self 2 questions-
• "Did I note secretions today?"
• "Did I note secretions yesterday?"
• If yes, avoid sex
• If no, safe to have sex
• Easiest method to use

• Billings Method
• Creighton Model Ovulation Method
• Highly accurate if done correctly
• Requires recognizing and interpreting the cyclic changes in the amount and consistency of cervical mucus that characterize her own unique pattern of changes.
• Requires women checking quantity and character of mucus on the vulva or introitus with fingers or tissue paper each day for several months to learn the cycle.
• Intercourse considered safe without restriction beginning the fourth day after the last day of wet, clear, slippery mucus (postovulation).

• Viability and motility of sperm
• Alters pH environment
• Neutralizes acidity
• Makes it more compatible for sperm survival

• Make sure mucus is free of semen, contraceptive gels, foams, blood or discharge from vaginal infections for at least one full cycle.
• Also avoid douches, vaginal deodorants and being sexually aroused states because it thins the mucus.
• Medications like antihistamines can dry up mucus.

• To alert the couple to the reestablishment of ovulation while breastfeeding and after discontinuation of oral contraception.
• To note anovulatory cycles at any time and at the commencement of menopause.
• To assist couples in planning a pregnancy

The lowest body temperature of a healthy person.

Immediately after waking and before getting out of bed.

• 97.16 - 97.34
• 5 to 7 days

• Slight decrease in temp at ovulation
• Does not occur on all women
• After ovulation BBT increases slightly
• Remains on an elevated plateau until 2 to 4 days before menstruation
• Decreased to the low levels recorded during the previous cycle unless pregnant
• If pregnancy occurs temp remains elevated
• Not a reliable method alone of predicting ovulation

The day of the first temperature drop or first elevation through 3 consecutive days of elevated temperature.

the first day of menstrual bleeding and lasts through 3 consecutive days of sustained temperature rise.

Decrease and subsequent increase in temperature.

• Infection
• Fatigue
• Anxiety
• Less than 3 hours of sleep per night
• Awakening late
• Jet lag
• Alcohol
• Antipyretic medications taken in the evening
• Sleeping in a heated waterbed