OpenTracks/src/main/res/layout/stats_generic_item.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:paddingBottom="16dp"
    android:paddingTop="16dp">

    <TextView
        android:id="@+id/stats_value"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        style="@style/TextAppearance.OpenTracks.PrimaryValue"
        android:value="@string/value_unknown"
        app:layout_constraintHorizontal_chainStyle="packed"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toStartOf="@id/stats_unit"
        tools:text="90" />

    <TextView
        android:id="@+id/stats_unit"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        style="@style/TextAppearance.OpenTracks.PrimaryUnit"
        tools:text="@string/sensor_unit_beats_per_minute"
        app:layout_constraintStart_toEndOf="@id/stats_value"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintBottom_toBottomOf="@id/stats_value" />

    <TextView
        android:id="@+id/stats_description_main"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        style="@style/TextAppearance.OpenTracks.PrimaryHeader"
        tools:text="@string/sensor_state_heart_rate"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toBottomOf="@id/stats_value" />

    <TextView
        android:id="@+id/stats_description_secondary"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        style="@style/TextAppearance.OpenTracks.SecondaryHeader"
        android:visibility="gone"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toBottomOf="@id/stats_description_main"
        tools:visibility="visible"
        tools:text="90" />

</androidx.constraintlayout.widget.ConstraintLayout>