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. 2023 Jun 30;25:e46342. doi: 10.2196/46342

Table 3.

Top 10 weighted unigrams and bigrams for r/birthcontrol popular posts by flair group based on Term Frequency-Inverse Document Frequency analysis (February 4, 2016, to December 31, 2020; N=2318).

Rank SideEffects!? MistakeorRisk? Experience Howto? WhichMethod?

Unigram Bigram Unigram Bigram Unigram Bigram Unigram Bigram Unigram Bigram











1 Period Birth control Pill Birth control IUDa Birth control Pill Birth control IUD Birth control
2 Pill Copper IUD Period Get pregnant Period Copper IUD Period Copper IUD Pill Copper IUD
3 IUD Feel like Day Take pill Get Feel like IUD Use condom Control Sex drive
4 Get Sex drive Take Unprotected sex Like Get IUD Get Get IUD Period Feel like
5 Month Weight gain Condom Pregnancy test Experience Sex drive Day Feel like Birth Get pregnant
6 Day Mood swing Get Copper IUD Cramp Horror story Know Plan parenthood Want Weight gain
7 Like Take pill Sex Use condom Pill Felt like Week Take pill Get Use condom
8 Experience Month ago IUD Control pill Day Period cramp Want Control pill Like Long term
9 Control Get IUD Pregnant Have sex Feel Take pill Condom Week ago Year Control pill
10 Feel Control pill Time Week ago Pain Get pregnant Like IUD insert Sex Hormonal birth

aIUD: intrauterine device.