# Frequent question: Which two age groups have the highest miscarriage rates?

Contents

## What age group has the most miscarriages?

Figure 2 shows that the age associated risk of miscarriage has a J shaped pattern. The risk of miscarriage was lowest among women aged 25-29 (9.8%), with the absolute lowest risk at age 27 (9.5%), and the highest risk at age 45 and over (53.6%). The youngest mothers (<20 years) had a risk of 15.8%.

## Does miscarriage depend on age?

Abstract. BACKGROUND: It is well known that miscarriage risk increases with age. However, studies usually investigate only maternal age effects.

## How common are 2 miscarriages in a row?

Just 2 percent of pregnant women experience two pregnancy losses in a row, and only about 1 percent have three consecutive pregnancy losses. The risk of recurrence depends on many factors. After one miscarriage, the chance of a second miscarriage is about 14 to 21 percent.

## At what week is miscarriage most likely?

The first trimester is associated with the highest risk for miscarriage. Most miscarriages occur in the first trimester before the 12th week of pregnancy. A miscarriage in the second trimester (between 13 and 19 weeks) happens in 1% to 5% of pregnancies.

## Who is at higher risk of miscarriage?

Women older than age 35 have a higher risk of miscarriage than do younger women. At age 35, you have about a 20 percent risk. At age 40, the risk is about 40 percent. And at age 45, it’s about 80 percent.

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## How common is miscarriage at 37 years old?

If a woman is under 30, she has a 1 in 10 chance of miscarriage. If a woman is between 35 and 39, she has a 2 in 10 chance of miscarriage. If a woman is over 45, she has a 5 in 10 chance of miscarriage.

## Is miscarriage less likely in second pregnancy?

They found that in women whose previous pregnancy had ended in a live birth, the risk of miscarriage the next time around was only 5% (1 in 20). With all previous pregnancies ending in a live birth, the risk was even lower still at 4% (1 in 25). Obviously, the risk of miscarriage will never be zero.

## Is your first pregnancy more likely to miscarry?

Risk rates

The first trimester of pregnancy is considered weeks 0 to 13. About 80 percent of miscarriages happen in the first trimester. Losses after this time occur less often. March of Dimes reports a miscarriage rate of only 1 to 5 percent in the second trimester.

## How can I avoid miscarriage?

How Can I Prevent a Miscarriage?

1. Be sure to take at least 400 mcg of folic acid every day, beginning at least one to two months before conception, if possible.
2. Exercise regularly.
3. Eat healthy, well-balanced meals.
4. Manage stress.
5. Keep your weight within normal limits.
6. Don’t smoke and stay away from secondhand smoke.

## How common is miscarriage at 36?

With age, your risk of early miscarriage goes up. At age 35, the chance is about 20%. By age 45, your chance is 80%.