Table 4.

Number of apps in the various clusters from latent Dirichlet allocation cluster analysis.

Cluster name	Number of Apple App Store HDa apps (N=1681), n (%)	Number of Google Play Store HD apps (N=588), n (%)	Most relevant terms for each topic
Clinical	817 (48.6)	286 (48.63)	Disease, medical, cardiac, risk, pain, treatment, and doctor
Fitness and lifestyle	594 (35.33)	136 (23.12)	Diet, workout, training, and fitness
Sleep and wellness	270 (16.06)	166 (28.23)	Sleep, yoga, meditation, and stress

^aHD: heart disease.